CEFR Level
C2
Welsh — Proficiency Vocabulary
1,929 words
Can understand with ease virtually everything heard or read.
| # | Word | Type | IPA | Definition |
|---|---|---|---|---|
| 1 | -a | Ymadrodd | /a/ | Forms verbnouns from verb stems. Usually denotes an action that is often repeated, e.g. frequenting a certain place or g… |
| 2 | -ad | Ymadrodd | /ad/ | -ate, suffix denoting one of a group of related compounds - nitrad (“nitrate”), sylffad (“sulfate”). |
| 3 | -af | Ymadrodd | /av/ | Used to form the superlative of an adjective of one or two syllables. |
| 4 | -ai | Ymadrodd | /ai̯/ | |
| 5 | -an | Ymadrodd | /an/ | person or object with characteristics of the root word. |
| 6 | -ar | Ymadrodd | /ar/ | adjectival suffix. |
| 7 | -as | Ymadrodd | /as/ | |
| 8 | -au | Enw, Ymadrodd | /aɨ̯/ | Variante de -al ou de -el. |
| 9 | -eb | Ymadrodd | /ɛb/ | piece of paper, document, form, record. |
| 10 | -ed | Ymadrodd | /ɛd/ | Forms an equative of an adjective of one or two syllables. |
| 11 | -eg | Enw, Ymadrodd | /ɛɡ/ | Equivalent to '-ese': Used to form adjectives and nouns describing things and characteristics of a city, region, or coun… |
| 12 | -em | Ymadrodd | /ɛm/ | |
| 13 | -en | Enw, Ymadrodd | /ɛn/ | Denotes the past participle form when attached to a verb. |
| 14 | -er | Ymadrodd | /ɛr/ | verb suffix for the impersonal present subjunctive. |
| 15 | -es | Ymadrodd | /-ɛs/ | |
| 16 | -et | Ymadrodd | /ɛt/ | |
| 17 | -fa | Ymadrodd | /va/ | Used to derive actions and states from verbs and nouns. |
| 18 | -ha | Ymadrodd | Forms verbs from other parts of speech. | |
| 19 | -i | Enw, Ymadrodd | /i/ | Sert à former des gentilés pour des mots d’origine arabe. |
| 20 | -id | Ymadrodd | /ɪd/ | verb suffix for the impersonal imperfect/conditional. |
| 21 | -ig | Ymadrodd | /ɪɡ/ | -ic, Used in chemical nomenclature to name chemical compounds in which a specified chemical element has a higher oxidati… |
| 22 | -in | Ymadrodd | /ɪn/ | forms adjectives from nouns, usually nouns of material. |
| 23 | -io | Ymadrodd | /jɔ/ | Forms verbnouns from verbs and other parts of speech. |
| 24 | -ir | Ymadrodd | /ɪr/ | verb suffix for the impersonal present indicative/future. |
| 25 | -it | Ymadrodd | /ɪt/ | |
| 26 | -le | Enw | Noun. [A2]. | |
| 27 | -ni | Ymadrodd | /ni/ | forming abstract nouns, -ness, -ment. |
| 28 | -o | Enw, Ymadrodd | /ɔ/ | A colloquializing suffix, typically appended to names, abbreviations of long words, or substantive uses of adjectives. |
| 29 | -od | Enw, Ymadrodd | /ɔd/ | noun having the characteristics of. |
| 30 | -og | Ymadrodd | /ɔɡ/ | noun suffix indicating person, creature or object characterised by root. |
| 31 | -ol | Ymadrodd | /ɔl/ | -ol (suffix denoting an alcohol or phenol). |
| 32 | -om | Ymadrodd | /ɔm/ | |
| 33 | -on | Enw, Ymadrodd | /ɔn/ | Forming nouns denoting subatomic particles and quanta. |
| 34 | -or | Ymadrodd | /ɔr/ | person or man associated with root. |
| 35 | -os | Ymadrodd | /ɔs/ | diminutive suffix, usually indicating an element of endearment. |
| 36 | -s | Rhagenw, Ymadrodd | /s/ | Used to form plural nouns. |
| 37 | -u | Ymadrodd | /ɨ̞/ | Forms verbnouns from verb stems. |
| 38 | -us | Ymadrodd | /ɨ̞s/ | -ous, Used in chemical nomenclature to name chemical compounds in which a specified chemical element has a lower oxidati… |
| 39 | -w | Ymadrodd | /u/ | used to form pet names. |
| 40 | -wn | Ymadrodd | /ʊn/ | |
| 41 | -wr | Enw, Ymadrodd | /ʊr/ | Equivalent to '-er': A suffix creating adjectives from verbs, indicating aptitude, proneness, or tendency toward a speci… |
| 42 | -ws | Enw, Ymadrodd | /ʊs/ | |
| 43 | -yd | Ymadrodd | /ɨ̞d/ | forming abstract nouns, -ness, -ment. |
| 44 | -yn | Ymadrodd | /ɨ̞n/ | Used to form the singulative of certain words. |
| 45 | -yr | Enw, Ymadrodd | /ɨ̞r/ | Used to form plural nouns. |
| 46 | -ys | Enw, Ymadrodd | /ɨ̞s/ | verb suffix for the impersonal present indicative/future. |
| 47 | 'ch | Rhagenw, Bannod | /χ/ | your (either plural or polite singular; used after vowels). |
| 48 | 'da | Arddodiad | /da/ | informal form of gyda (“with”) (used before consonants). |
| 49 | 'ddchi | Ebychiad | /χiː/ | you know, y'know (conversational filler; plural or polite). |
| 50 | 'i | Rhagenw, Bannod | /i̯/ | her, its (with reference to a feminine noun; used after vowels; triggers aspirate mutation of following consonant and h-… |
| 51 | 'm | Adferf, Rhagenw, Bannod | /m/ | my (triggers h-prothesis of a following vowel). |
| 52 | 'ma | Adferf, Bannod | /ma/ | apheretic form of yma: these (literally, here). |
| 53 | 'n | Adferf, Rhagenw, Bannod | /n/ | Nonstandard spelling of 'n'. |
| 54 | 'na | Adferf, Rhagenw | /na/ | apheretic form of dyna (“there is/are, that is”). |
| 55 | 'ny | Adferf, Bannod | /nɨ̞/ | (in conjunction with the definite article y) alternative form of hynny (“those”). |
| 56 | 'r | Bannod | /r/ | contraction of yr (used after vowels). |
| 57 | 'te | Adferf | ||
| 58 | 'th | Rhagenw, Bannod | /θ/ | your (familiar singular; triggers soft mutation of a following consonant). |
| 59 | 'u | Rhagenw, Bannod | /i̯/ | their (used after vowels). |
| 60 | 'w | Bannod | only used in i'w. | |
| 61 | 'y | Bannod | /ə/ | informal form of fy (“my”). |
| 62 | (dail) tafod y fuwch | Enw | ||
| 63 | 1af | Ansoddair | /ˈkəntav/ | abbreviation of cyntaf: 1st. |
| 64 | 2il | Ansoddair | /ai̯l/ | abbreviation of ail: 2nd. |
| 65 | 5ed | Ansoddair | /ˈpɨ̞mɛd/ | abbreviation of pumed: 5th. |
| 66 | 6ed | Ansoddair | /ˈχwɛχɛd/ | abbreviation of chweched: 6th. |
| 67 | 7ed | Ansoddair | nonstandard spelling of 7fed. | |
| 68 | 8ed | Ansoddair | nonstandard spelling of 8fed. | |
| 69 | 9ed | Ansoddair | nonstandard spelling of 9fed. | |
| 70 | â | Enw, Berf, Arddodiad, Cysylltair | /a/ | The letter A, marked for its long stressed pronunciation, either in a monosyllabic word or in the final syllable of a po… |
| 71 | a bod yn onest | Enw, Ymadrodd | /a ˌboːd ən ˈɔnɛsd/ | to be honest. |
| 72 | a dweud y gwir | Ymadrodd | /a ˌdweɨ̯d ə ˈɡwiːr/ | to tell you the truth, to be honest. |
| 73 | a farno, ef a fernir | Ansoddair | who judges, let him be judged (one who criticises others must be prepared to be criticized in return). | |
| 74 | a- | Ymadrodd | /a/ | affirmative prefix, emphasises prefixed word. |
| 75 | a. | Enw | abbreviation of ansoddair (“adjective”). | |
| 76 | a/languages M to Z | Enw, Berf, Rhagenw, Cysylltair | /a/ | |
| 77 | ab | Ymadrodd | /ab/ | A patronymic indicator; son of. |
| 78 | abathocroalaidd | Ansoddair | /ˌabaˌθɔkrɔˈalai̯ð/ | abathochroal. |
| 79 | abl | Enw, Ansoddair | /ˈabl/ | well-off, rich. |
| 80 | abo | Enw | /ˈabɔ/ | Equivalent to 'corpse': A dead body, especially that of a human as opposed to an animal. |
| 81 | ac | Enw, Cysylltair | /ˌeɨ̯lɔd kəˈnɨ̞ɬjad/ | initialism of Aelod Cynulliad. |
| 82 | ach | Enw, Ebychiad | /aːχ/ | genealogy, family roots. |
| 83 | ach-y-fi | Ebychiad | /ˌaχəˈviː/ | Interjection. [A2]. |
| 84 | achub y blewyn a cholli’r bwrn | Berf | to be penny wise and pound foolish. | |
| 85 | act | Enw | /akt/ | |
| 86 | acw | Enw, Adferf | /ˈakʊ/ | Abbreviation of anticlockwise. |
| 87 | ad | Berf | /aːd/ | soft mutation of gad. |
| 88 | ad- | Ymadrodd | /ad/ | affirmative prefix, emphasises prefixed word. |
| 89 | adar bach y si | Enw | /ˈadar ˈbaːχ ə ˈsiː/ | hummingbirds (Trochilidae spp.). |
| 90 | adar cloch Seland Newydd | Enw | ||
| 91 | adar cloch tair tagell | Enw | ||
| 92 | adar drycin y Baleares | Enw | Balearic shearwaters (Puffinus mauretanicus). | |
| 93 | adar drycin y graig | Enw | northern fulmars, fulmars (Fulmarus glacialis). | |
| 94 | adar gyddf-felyn corun melyn | Enw | ||
| 95 | adar gyddf-felyn pen melynwyrdd | Enw | ||
| 96 | adar hirewin y Penrhyn | Enw | ||
| 97 | adar morgrug bron gennog | Enw | ||
| 98 | adar morgrug cefn cennog | Enw | ||
| 99 | adar o'r unlliw a hedant i'r unlle | Ymadrodd | /ˌadar ɔr ˈɨ̞nɬɨ̞u̯ a ˌhɛdant ɪr ˈɨ̞nɬɛ/ | birds of a feather flock together. |
| 100 | adar y bwn lleiaf | Enw | little bitterns (Ixobrychus minutus). | |
| 101 | adargraffiadau | Enw | /ˌadarɡrafˈjadaɨ̯/ | |
| 102 | adeiladweithiau | Enw | /ˌadei̯ladˈwei̯θjaɨ̯/ | |
| 103 | adenedigaethau | Enw | /ˌadɛnɛdɪˈɡeɨ̯θaɨ̯/ | |
| 104 | aderyn bach y si | Enw | ||
| 105 | aderyn cudd yr ŷd | Enw | ||
| 106 | aderyn drycin Ynys y Nadolig | Enw | ||
| 107 | aderyn ffrigad Ynys y Nadolig | Enw | ||
| 108 | adferiadyddion | Enw | /ˌadvɛrjaˈdəðjɔn/ | |
| 109 | adfyd a ddaw â dysg yn ei law | Enw | ||
| 110 | adgynorthwyydd | Enw | /adɡənɔrˈθʊɨ̯.ɨ̞ð/ | Equivalent to 'adjuvant': An additive (often a separate product) that enhances the efficacy of a pesticide, but has litt… |
| 111 | ado | Berf | Initialism of ActiveX Data Objects. | |
| 112 | ae | Enw | Initialism of American English. | |
| 113 | aed | Berf | /ˈaːɨ̯d/ | |
| 114 | ael | Enw | /aːɨ̯l/ | edge, brow (of a hill). |
| 115 | aem | Enw, Berf | /aːɨ̯m/ | Initialism of anion exchange membrane. |
| 116 | aen | Enw, Berf | /aːɨ̯n/ | |
| 117 | aer | Enw, Berf | /aːɨ̯r/ | Equivalent to 'Heir': Someone who inherits, or is designated to inherit, the property of another. |
| 118 | aet | Enw, Berf | /aːɨ̯t/ | Initialism of application enrollment token. |
| 119 | af | Berf | /aːv/ | |
| 120 | af- | Enw, Ymadrodd | /av/ | not, un-, non-, an-, dis-, negative prefix. |
| 121 | afal caill yr esgob | Enw | ||
| 122 | aflunieidd-dra | Enw | ||
| 123 | aflywodraethol | Enw, Ansoddair | /avləwɔˈdreɨ̯θɔl/ | ungovernable, uncontrollable. |
| 124 | aflywodraethus | Enw, Ansoddair | /avləwɔˈdreɨ̯θɨ̞s/ | ungovernable, uncontrollable, unmanageable. |
| 125 | afr | Enw | /avr/ | soft mutation of gafr. |
| 126 | afreoleidd-dra | Enw | /avrɛ.ɔˈlei̯ðdra/ | irregularity. |
| 127 | afu | Enw | /ˈavɨ̞/ | Equivalent to 'liver': A large organ in the body that stores and metabolizes nutrients, destroys toxins and produces bil… |
| 128 | ag | Arddodiad | /aɡ/ | with (used before vowels). |
| 129 | âi | Berf, Adferf | /aːi̯/ | whether, if (used when the subordinate clause has a non-verbal element fronted for emphasis). |
| 130 | ail | Ansoddair | /ai̯l/ | Equivalent to 'second': A unit of time historically and commonly defined as a sixtieth of a minute which the Internation… |
| 131 | ail ar bymtheg a phedwar ugain | Ansoddair | ninety-seventh. | |
| 132 | ail ar bymtheg ar hugain | Ansoddair | thirty-seventh. | |
| 133 | ailymgnawdoliad | Enw | /aɪl.əm.ɡnaʊˈdɔl.jad/ | Equivalent to 'Reincarnation': A rebirth of a soul, in a physical life form, such as a body. |
| 134 | air | Enw | /ai̯r/ | soft mutation of gair. |
| 135 | ais | Enw | /ai̯s/ | |
| 136 | ait | Berf | /ai̯t/ | |
| 137 | âl | Enw | /aːl/ | birth in animals, esp. the calving of a cow or lambing of a sheep. |
| 138 | all | Berf | /aɬ/ | soft mutation of gall. |
| 139 | alw | Enw | Initialism of A-League Women. | |
| 140 | am | Enw, Arddodiad, Cysylltair | /am/ | Abbreviation of Amazonas: a state of Brazil. |
| 141 | am- | Ymadrodd | /am/ | around, circum-. |
| 142 | amaethyddiaeth | Enw | /ˌameɨ̯ˈθəðjaɨ̯θ/ | Equivalent to 'agriculture': The art or science of cultivating the ground, including the growing and harvesting of crops… |
| 143 | ambeutu | Arddodiad | /amˈbeɨ̯tɨ̞/ | about (approximately). |
| 144 | ambiti | Arddodiad | /amˈbɪtɪ/ | (Arddodiad). |
| 145 | amdana | Rhagenw | /amˈdana/ | |
| 146 | amdanaf | Rhagenw | /amˈdanav/ | |
| 147 | amdanat | Rhagenw | /amˈdanat/ | |
| 148 | amdani | Rhagenw | /amˈdanɪ/ | |
| 149 | amdano | Rhagenw | /amˈdanɔ/ | (South Wales) first-person singular of am. |
| 150 | amdanoch | Rhagenw | /amˈdanɔχ/ | |
| 151 | amdanom | Rhagenw | /amˈdanɔm/ | |
| 152 | amdanon | Rhagenw | /amˈdanɔn/ | |
| 153 | amdanot | Rhagenw | /amˈdanɔt/ | (South Wales) second-person singular of am. |
| 154 | amdanyn | Rhagenw | /amˈdanɨ̞n/ | |
| 155 | amdanynt | Rhagenw | /amˈdanɨ̞nt/ | |
| 156 | amhendantrwydd | Enw | ||
| 157 | amherffeithrwydd | Enw | imperfection. | |
| 158 | aml | Ansoddair | /aml/ | frequent, occurring often. |
| 159 | amlanhrwythedig | Enw | ||
| 160 | amleiriogrwydd | Enw | ||
| 161 | amlgarwriaethol | Ansoddair | /aml̩ɡarʊrˈjeɨ̯θɔl/ | polyamorous (partaking in a relationship with multiple partners with the consent of all involved). |
| 162 | amser maith yn ôl | Adferf | /ˌamsɛr ˌmai̯θ əˈnoːl/ | a long time ago. |
| 163 | amynedd yw eli pob dolur | Enw, Ymadrodd | time heals all wounds. | |
| 164 | amynedd yw mam pob doethineb | Ymadrodd | patience is a virtue. | |
| 165 | ân | Berf | /aːn/ | |
| 166 | an- | Ymadrodd | /an/ | not, un-, non-, an-, dis-, negative prefix. |
| 167 | anachronistaidd | Enw | ||
| 168 | anaeddfedrwydd | Enw | /ˌaneɨ̯ðˈvɛdrʊɨ̯ð/ | immaturity. |
| 169 | anelusengarwch | Enw | uncharitableness. | |
| 170 | anewyllysgarwch | Enw | ||
| 171 | anffrwythlondeb | Enw | barrenness, infertility. | |
| 172 | anffrwythlonder | Enw | ||
| 173 | anfoneddigaidd | Enw | ||
| 174 | angen yw mam pob celf | Enw | ||
| 175 | angenrheidrwydd | Enw | /ˌaŋɛnˈr̥ei̯drʊɨ̯ð/ | necessity. |
| 176 | anghanfyddadwy | Enw, Ansoddair | /ˌaŋhanvəˈðadʊɨ̯/ | imperceptible, indiscernible. |
| 177 | angharedigrwydd | Enw | ||
| 178 | anghydraddoldeb | Enw | /aŋˌhədraˈðɔldɛb/ | Equivalent to 'inequality': A condition or state (of social, cultural, or legal matters) that is not equal; especially… |
| 179 | anghydwelediad | Enw | /ˌaŋhɨ̞dwɛˈlɛdjad/ | Equivalent to 'Disagreement': A condition of not agreeing or concurring. |
| 180 | anghydwelediadau | Enw | /ˌaŋhɨ̞dˌwɛlɛdˈjadaɨ̯/ | |
| 181 | anghyfaddasrwydd | Enw | ||
| 182 | anghyfanheddiad | Enw | ||
| 183 | anghyfartaledd | Enw | ||
| 184 | anghyfartalrwydd | Enw | ||
| 185 | anghyfreithlon | Ansoddair | /ˌaŋhəˈvrei̯θlɔn/ | Equivalent to 'illegal': A person who is not legally authorized to live and work in a country. |
| 186 | anghyfreithlondeb | Enw | Equivalent to 'Illegality': a defense to the validity of a contract because it was in violation of the law. | |
| 187 | anghymdeithasol | Ansoddair | /ˌaŋhəmdei̯ˈθasɔl/ | unsociable. |
| 188 | anghymedroldeb | Enw | ||
| 189 | anghymeradwyaeth | Enw | /ˌaŋhəˌmɛraˈdʊɨ̯.aɨ̯θ/ | disapproval, unacceptability. |
| 190 | anghymeradwyol | Enw, Ansoddair | /aŋ̊əmɛraˈduɨ̯ɔl/ | disapproving, deprecative. |
| 191 | anghymreigaidd | Enw | ||
| 192 | anghymreigrwydd | Enw | ||
| 193 | anghynhyrchiol | Enw, Ansoddair | /aŋhənˈhərχjɔl/ | unproductive, non-productive. |
| 194 | anhrefnusrwydd | Enw | /anr̥ɛvˈnɨ̞srʊɨ̯ð/ | impropriety, lack of moderation. |
| 195 | anhwylder diffyg canolbwyntio a gorfywiogrwydd | Enw | attention deficit hyperactivity disorder. | |
| 196 | anllywodraethu | Enw | ||
| 197 | annemocrataidd | Enw | ||
| 198 | annheyrngarwch | Enw | ||
| 199 | annigonolrwydd | Enw | ||
| 200 | ansefydlogrwydd | Enw | ||
| 201 | ânt | Berf | /aːnt/ | |
| 202 | anuniongyrchol | Enw, Ansoddair | /ˌanɨ̞njɔŋˈɡərχɔl/ | |
| 203 | ap | Ymadrodd | /ap/ | A patronymic indicator; son of. |
| 204 | apostoleiddlawn | Enw | ||
| 205 | apostoligrwydd | Enw | ||
| 206 | âr | Enw, Arddodiad | /aːr/ | about to (with a verbal noun). |
| 207 | ar ben ei ddigon | Enw | ||
| 208 | ar ddu a gwyn | Enw | in black and white, in writing. | |
| 209 | ar gefn ei geffyl | Enw | on one's high horse, arrogant. | |
| 210 | ar gefn ei geffyl gwyn | Enw | on one's high horse, arrogant. | |
| 211 | ar gof a chadw | Enw | /ar ˌɡoːv a ˈχadʊ/ | on record. |
| 212 | ar hyd y lle | Enw | ||
| 213 | ar hyd yr amser | Enw | ||
| 214 | ar hyn o bryd | Enw | /ar ˈhɨ̞n ɔ ˌbrɨːd/ | at the moment, at this point in time. |
| 215 | ar yr ergyd cyntaf | Enw | at first strike. | |
| 216 | ar yr ergyd gyntaf | Enw | at first strike. | |
| 217 | ar yr olwg gyntaf | Enw | at first sight, at first. | |
| 218 | ar- | Ymadrodd | /ar/ | on, above, sur-, super-, epi-. |
| 219 | aranianoliaeth | Enw | /ˌaranjanˈɔljaɨ̯θ/ | supernaturalism. |
| 220 | arc | Enw | ||
| 221 | archdeyrniaeth | Enw | /arχˈdeɨ̯rnjaɨ̯θ/ | monarchy, kingdom, empire. |
| 222 | archdeyrniaethau | Enw | /ˌarχdeɨ̯rˈnjeɨ̯θaɨ̯/ | |
| 223 | archfarchnadoedd | Enw | /ˌarχvarχˈnadɔɨ̯ð/ | |
| 224 | arddangosfeydd | Enw | /ˌarðaŋɡɔsˈveɨ̯ð/ | |
| 225 | arddangosiaeth | Enw | Equivalent to 'exhibitionism': The practice or character trait of deliberately drawing attention to oneself. | |
| 226 | arddansoddiaeth | Enw | /ˌarðanˈsɔðjɛθ/ | metaphysics. |
| 227 | ardderchogrwydd | Enw | excellence, splendour. | |
| 228 | areithyddiaeth | Enw | ||
| 229 | arf | Enw | /arv/ | Equivalent to 'weapon': An instrument of attack or defense in combat or hunting, e.g. |
| 230 | arg | Enw | /arɡ/ | amplitude. |
| 231 | arglwyddiaethu | Enw | ||
| 232 | argraffiadaeth | Enw | /ˌarɡrafˈjadaɨ̯θ/ | Equivalent to 'Impressionism': An art movement characterized by visible brushstrokes, ordinary subject matter, and an em… |
| 233 | arian y Tylwyth Teg | Enw | ||
| 234 | arnoch | Rhagenw | /ˈarnɔχ/ | |
| 235 | arnynt | Rhagenw | /ˈarnɨ̞nt/ | |
| 236 | aromatherapydd | Enw | /aˌrɔmaˈθɛrapɨ̞ð/ | Equivalent to 'aromatherapist': A practitioner of aromatherapy. |
| 237 | aromatherapyddion | Enw | /aˌrɔmaˌθɛraˈpəðjɔn/ | |
| 238 | artiffisialrwydd | Enw | ||
| 239 | arw | Enw | soft mutation of garw (“rough”). | |
| 240 | as | Enw | /aːs/ | initialism of Aelod o'r Senedd (“Member of the (Welsh) Senedd”). |
| 241 | at | Arddodiad | /at/ | Equivalent to 'at': Initialism of assistive technology. |
| 242 | at- | Ymadrodd | /at/ | affirmative prefix, emphasises prefixed word. |
| 243 | ata | Rhagenw | /ˈata/ | |
| 244 | ati | Rhagenw | /ˈatɪ/ | |
| 245 | ato | Berf, Rhagenw | /ˈatɔ/ | (South Wales) first-person singular of at. |
| 246 | au | Enw | Abbreviation of atomic unit. | |
| 247 | aur | Enw, Ansoddair | /aɨ̯r/ | a female given name from aur (“gold”). |
| 248 | aw | Enw | Used to express disappointment or dismay. | |
| 249 | awd | Enw, Berf | /au̯d/ | Initialism of all-wheel drive. |
| 250 | awdurdodyddiaeth | Enw | ||
| 251 | awn | Berf | /au̯n/ | |
| 252 | awr | Enw, Ansoddair | /au̯r/ | excellent, fine. |
| 253 | ay | Enw | Alternative spelling of aye (“yes”). | |
| 254 | b | Enw | /biː/ | |
| 255 | b. | Ansoddair | abbreviation of benywaidd (“feminine”). | |
| 256 | ba. | Enw | abbreviation of berf anghyflawn (“transitive verb”). | |
| 257 | bab | Enw | /baːb/ | soft mutation of pab. |
| 258 | bac | Enw | /bak/ | soft mutation of pac. |
| 259 | bad | Enw | /baːd/ | Equivalent to 'boat': A craft used for transportation of goods, fishing, racing, recreational cruising, or military use… |
| 260 | bae | Enw, Berf | /baːɨ̯/ | Equivalent to 'bay': Ellipsis of San Francisco Bay Area (metropolitan area in California): a geographic region of Califo… |
| 261 | bag | Enw | /baɡ/ | |
| 262 | bai | Enw, Berf | /bai̯/ | |
| 263 | ban | Enw | /ban/ | point, principle. |
| 264 | bar | Enw | /bar/ | bar (non-SI unit of pressure). |
| 265 | bara a chaws y gog | Enw | wood sorrel (Oxalis acetosella). | |
| 266 | bara a chaws y gwcw | Enw | wood sorrel (Oxalis acetosella). | |
| 267 | bara can a llaeth | Enw | greater stitchwort (Rabelera holostea syn. Stellaria holostea). | |
| 268 | bara can y gwcw | Enw | ||
| 269 | bara caws y gwcw | Enw | ||
| 270 | barbed coch a melyn | Enw | ||
| 271 | barbed du a melyn | Enw | ||
| 272 | bas | Enw, Ansoddair | /baːs/ | base, basis, foundation. |
| 273 | bau | Enw | soft mutation of pau. | |
| 274 | baw | Enw, Ansoddair | /baːu̯/ | Equivalent to 'Grime': Dirt, grease, soot, etc. |
| 275 | be' | Rhagenw | /beː/ | |
| 276 | bedydd yr Ysbryd Glân | Enw | ||
| 277 | bei | Enw | /bei/ | soft mutation of pei. |
| 278 | beirianweithiau | Enw | soft mutation of peirianweithiau. | |
| 279 | beirniadaethau | Enw | /ˌbei̯rnjaˈdeɨ̯θaɨ̯/ | |
| 280 | bêl | Enw | /beːl/ | soft mutation of pêl (“ball”). |
| 281 | ben | Enw | /bɛn/ | soft mutation of pen (“head”). |
| 282 | bencampwriaeth | Enw | /ˌbɛŋkamˈpʊrjaɨ̯θ/ | soft mutation of pencampwriaeth (“championship”). |
| 283 | bencampwriaethau | Enw | /ˌbɛŋkampʊrˈjeɨ̯θaɨ̯/ | soft mutation of pencampwriaethau (“championships”). |
| 284 | bêr | Enw, Ansoddair | /beːr/ | feminine singular of byr. |
| 285 | berwr melyn y gors | Enw | yellow watercress, marsh yellowcress (Rorippa palustris). | |
| 286 | beth sydd o'i le? | Enw | Equivalent to 'what's the matter': What is wrong?. | |
| 287 | bg. | Enw | abbreviation of berf gyflawn (“intransitive verb”). | |
| 288 | bi | Enw | /biː/ | The name of the Latin script letter B/b. |
| 289 | bib | Enw | /biːb/ | soft mutation of pib (“pipe”). |
| 290 | bid | Berf | /biːd/ | |
| 291 | big | Enw | /biːɡ/ | soft mutation of pig. |
| 292 | bil | Enw | /bɪl/ | bill (receipt). |
| 293 | bin | Enw | /bɪn/ | soft mutation of pin (“pine trees”). |
| 294 | bioddiraddadwy | Ansoddair | /bioðɪraˈðadʊɨ̯/ | (Ansoddair). |
| 295 | bioddiraddiadwy | Ansoddair | /ˌbi.ɔðɪraðˈjadʊɨ̯/ | biodegradable. |
| 296 | biwi coed y dwyrain | Enw | soft mutation of piwi coed y dwyrain. | |
| 297 | biwïaid coed y dwyrain | Enw | soft mutation of piwïaid coed y dwyrain. | |
| 298 | biwrocratiaeth | Enw | Equivalent to 'bureaucracy': Government by bureaus or their administrators or officers. | |
| 299 | bla | Enw | /blaː/ | soft mutation of pla. |
| 300 | blaenoriaethau | Enw | /ˌbleɨ̯nɔrˈjeɨ̯θaɨ̯/ | |
| 301 | blaidd mewn croen dafad | Enw | ||
| 302 | ble | Enw, Adferf | /bleː/ | soft mutation of ple (“plea”). |
| 303 | ble wyt ti'n byw | Ymadrodd | /ˌbleː uːɨ̯t tiːn ˈbɪu̯/ | where do you live. |
| 304 | blinderusrwydd | Enw | ||
| 305 | blu | Enw | /blɨː/ | soft mutation of plu. |
| 306 | bo | Berf | ||
| 307 | bob | Ansoddair | /boːb/ | soft mutation of pob. |
| 308 | bob hyn a hyn | Enw, Ymadrodd | now and then, every now and again. | |
| 309 | bod | Berf | /boːd/ | that... is, that... are, etc. (personal forms: (fy) mod i, (dy) fod di, (ei) fod e/o, (ei) bod hi, (ein) bod ni, (eich)… |
| 310 | bod ar ei eistedd | Berf | to be seated, to be in a sitting position. | |
| 311 | bod ar ei ochel | Enw | ||
| 312 | bod ar gefn ei geffyl | Enw | ||
| 313 | bod ar y ding-dong | Enw, Berf | /ˈboːd ar ə ˈdɪŋdɔŋ/ | to hesitate, to shilly-shally. |
| 314 | boi | Enw | /bɔi̯/ | A term of address for a male. mate, dude, man. |
| 315 | bol | Enw | /bɔl/ | Equivalent to 'stomach': stomach (an organ in animals that stores food in the process of digestion). |
| 316 | bom | Enw, Berf | /boːm/ | bomb, mint, killing (large amount of money). |
| 317 | bôn | Enw | /boːn/ | Equivalent to 'Stem': Alternative spelling of stemme (“lesbian who combines stud and femme traits”). |
| 318 | boneddigeiddrwydd | Enw | ||
| 319 | bop | Enw | /bɔp/ | soft mutation of pop. |
| 320 | bôr | Enw | /boːr/ | bore (boring person). |
| 321 | bòs | Enw | /bɔs/ | boss, master, head, principal, manager. |
| 322 | bre | Enw, Ansoddair, Adferf | /breː/ | hill, brae. |
| 323 | bri | Enw | /briː/ | esteem, prestige. |
| 324 | brifathrawesau | Enw | soft mutation of prifathrawesau (“headmistresses”). | |
| 325 | briweg iâr fach yr haf | Enw | ||
| 326 | bro | Enw | /broː/ | region, country, land, neighbourhood, native haunt. |
| 327 | broffesiynoldeb | Enw | soft mutation of proffesiynoldeb. | |
| 328 | bronfraith fach y dŵr | Enw | ||
| 329 | bu | Berf | /bɨː/ | |
| 330 | budd-ddeiliaid | Enw | /ˌbɨːðˈðei̯ljai̯d/ | |
| 331 | buddugoliaethau | Enw | ||
| 332 | buddugoliaethus | Enw, Ansoddair | victorious, triumphant. | |
| 333 | bugeilio â gwialen haearn | Berf | to rule with a rod of iron. | |
| 334 | bum | Berf, Ansoddair | /bɨːm/ | soft mutation of pum (“five”). |
| 335 | bur | Ansoddair | /bɨːr/ | soft mutation of pur. |
| 336 | bwa | Enw | /ˈbuː.a/ | Equivalent to 'bow': A weapon made of a curved piece of wood or other flexible material whose ends are connected by a st… |
| 337 | bwg | Enw | /buːɡ/ | ghost, hobgoblin. |
| 338 | bŵl | Enw | /bʊl/ | soft mutation of pŵl (“dull, blunt”). |
| 339 | bwm bach y gors | Enw | ||
| 340 | bwmau bach y gors | Enw | ||
| 341 | bwn | Enw | /bʊn/ | |
| 342 | bwrw hen wragedd â ffyn | Ymadrodd | /ˌbʊrʊ heːn ˌwraɡɛð a ˈfɨ̞n/ | raining cats and dogs ((literally) raining old ladies with sticks). |
| 343 | bws | Enw | /bʊs/ | Equivalent to 'bus': A motor vehicle for transporting large numbers of people along roads. |
| 344 | bŵt | Enw | /buːt/ | Equivalent to 'trunk': The usually single, more or less upright part of a tree, between the roots and the branches. |
| 345 | bwyta uwd â mynawyd | Enw, Berf | to herd cats, to attempt the impossible. | |
| 346 | byd | Enw | /bɨːd/ | Equivalent to 'world': The specific world, or any of several specific constituent worlds, that humans live in, among any… |
| 347 | byl | Enw | Nom de famille. | |
| 348 | byr | Enw, Ansoddair | /bɨ̞r/ | Equivalent to 'brief': Of short duration; happening quickly. |
| 349 | bys | Enw | /bɨːs/ | soft mutation of pys (“peas”). |
| 350 | byw | Enw, Berf, Ansoddair | /bɪu̯/ | living, life, lifetime; energy, vigor, vitality. |
| 351 | bywgraffiaduron | Enw | ||
| 352 | c | Enw | /ɛk/ | … |
| 353 | ca | Berf | /kaː/ | |
| 354 | cad | Enw, Berf | /kaːd/ | Equivalent to 'battle': A habitational surname from Middle English from places in England that have been sites of a batt… |
| 355 | cadw draenog yn boced un | Enw | ||
| 356 | cadw draenog yn ei boced | Ymadrodd | to be stingy to be tight-fisted, to be mean (with money). | |
| 357 | cae | Enw, Berf | /kaːɨ̯/ | Equivalent to 'field': A land area free of woodland, cities, and towns; an area of open country. |
| 358 | cael ei big i mewn | Berf | to stick one's nose in, to butt in, to stickybeak. | |
| 359 | cael ei gorff i lawr | Berf | to defecate. | |
| 360 | cael hwyl am ben | Enw | ||
| 361 | cael hwyl ar ben | Enw | ||
| 362 | caf | Berf | /kaːv/ | |
| 363 | cal | Enw | /kal/ | |
| 364 | cam | Enw, Ansoddair | /kam/ | footfall (sound made by a footstep). |
| 365 | cam ebol y gerddi | Enw | ||
| 366 | camddealltwriaeth | Enw | /ˌkamðɛ.aɬˈdʊrjaɨ̯θ/ | misunderstanding. |
| 367 | camddehongliad | Enw | ||
| 368 | camdriniaethau | Enw | ||
| 369 | camlywodraethu | Enw | ||
| 370 | can | Enw, Berf, Ansoddair | /kaːn/ | apocopic form of cant (“one hundred”). |
| 371 | canu cywydd y gwcw | Enw, Berf | Equivalent to 'harp on': To nag about; to complain incessantly or persistently request; to continue to bring up as a poi… | |
| 372 | canwyllbrennau | Enw | /kanʊɨ̯ɬˈbrɛnaɨ̯/ | |
| 373 | cap | Enw | ||
| 374 | cap cennog y conwydd | Enw | ||
| 375 | cap cennog y gwern | Enw | ||
| 376 | cap cennog y poethfel | Enw | ||
| 377 | car | Enw, Berf | /kaːr/ | kinsman, relation, relative, cousin. |
| 378 | carchar-wersyll | Enw | ||
| 379 | cario glo i Fflint | Enw | Equivalent to 'carry coals to Newcastle': To do something that is unneeded or redundant. | |
| 380 | cas | Enw, Berf, Ansoddair | /kaːs/ | unpleasant, difficult. |
| 381 | cau | Berf, Ansoddair | /kaɨ̯/ | Equivalent to 'plug': A pronged connecting device which fits into a mating socket, especially an electrical one. |
| 382 | cawod goch blodau ymenyn | Enw | ||
| 383 | cawod goch briger Gwener | Enw | maidenhair rust (Hyalopsora adianti-capilli-veneris). | |
| 384 | cawod goch brigwellt cribog | Enw | ||
| 385 | cawod goch castan ddaear | Enw | ||
| 386 | cawod goch ceirchwellt y ddôl | Enw | ||
| 387 | cawod goch clwbfrwyn y mawn | Enw | ||
| 388 | cawod goch ffenigl y moch | Enw | ||
| 389 | cawod goch hesg chwysigennaidd | Enw | ||
| 390 | cawod goch llygad Ebrill | Enw | ||
| 391 | cawod goch rhedynen gorniog | Enw | beech fern rust (Uredinopsis filicina). | |
| 392 | cawod goch rhwyddlwyn y mynydd | Enw | ||
| 393 | cawod goch seren Fethlehem | Enw | ||
| 394 | cawod goch suran mynydd | Enw | ||
| 395 | cawod goch troellig yr hydref | Enw | ||
| 396 | cawod goch y geulin | Enw | ||
| 397 | cawod goch y mynydd | Enw | ||
| 398 | cawod goch ysgol Jacob | Enw | ||
| 399 | caws cennog y coed | Enw | ||
| 400 | CD | Enw | CD, compact disc. | |
| 401 | ce | Enw | /keː/ | The name of the Latin script letter K/k. |
| 402 | ceg | Enw | /keːɡ/ | Equivalent to 'mouth': The front opening of a creature through which food is ingested. |
| 403 | cei | Enw, Berf | /kei̯/ | Equivalent to 'Quay': A stone or concrete structure on navigable water used for loading and unloading vessels; a wharf. |
| 404 | ceirios y gŵr drwg | Enw | Equivalent to 'deadly nightshade': The plant Atropa belladonna, a perennial shrub of the nightshade family that contains… | |
| 405 | cêl | Enw | /keːl/ | concealment, hiding, shelter. |
| 406 | cell goch y gwaed | Enw | ||
| 407 | cell wen y gwaed | Enw | ||
| 408 | cen | Enw | /kɛn/ | scale, scurf, fur (in pipe, boiler, furnace, kettle). |
| 409 | cenedlaetholgar | Enw | ||
| 410 | cer | Enw, Berf | /keːr/ | Initialism of certified emission reduction. |
| 411 | ces | Berf | /keːs/ | |
| 412 | ces i fy ngeni yn ... | Ymadrodd | /ˌkeːsɪ və ˈŋɛnɪ ən/ | I was born in ... ((literally) I received my birth in ...). |
| 413 | cf. | Berf | cf.; abbreviation of cymharer, impersonal imperative of cymharu (“to compare”). | |
| 414 | CH | Enw | /ɛχ/ | |
| 415 | ch'mod | Ebychiad | /χmɔd/ | (Ebychiad). |
| 416 | cha | Berf | aspirate mutation of ca. | |
| 417 | champion | Ebychiad | /ˈtʃampjɔn/ | great! (expression of gladness about something). |
| 418 | chi | Enw, Rhagenw | /χiː/ | you (plural; polite). |
| 419 | chimod | Ebychiad | /ˈχɪmɔd/ | you know, y'know (conversational filler; plural or polite). |
| 420 | chithau | Rhagenw | /ˈχɪθaɨ̯/ | you also, and you too (plural or polite). |
| 421 | chorgimychiaid | Enw | aspirate mutation of corgimychiaid. | |
| 422 | chu | Ansoddair | /χɨː/ | aspirate mutation of cu. |
| 423 | chwadal | Arddodiad | /ˈχwadal/ | as … says, as … used to say, in the words of. |
| 424 | chwecheiniogyn | Enw | ||
| 425 | chwedl | Arddodiad | /χwɛdl/ | as … says, as … used to say, in the words of. |
| 426 | chwerthin am ben rhywun | Enw | ||
| 427 | chwilio am nyth cwhwrw | Enw, Berf | Equivalent to 'wild-goose chase': A futile search, a fruitless errand; a useless and often lengthy task whose execution… | |
| 428 | chwithau | Rhagenw | /ˈχwɪθaɨ̯/ | you also, and you too (plural or polite). |
| 429 | chydbreswylwyr | Enw | /ˌχɨːdbrɛˈsʊɨ̯lwɨ̞r/ | aspirate mutation of cydbreswylwyr. |
| 430 | chyfreithwraig | Enw | /χəvˈreiθwrai̯ɡ/ | aspirate mutation of cyfreithwraig. |
| 431 | chyfrifiaduron | Enw | aspirate mutation of cyfrifiaduron. | |
| 432 | chyfrifiannell | Enw | aspirate mutation of cyfrifiannell (“calculator”). | |
| 433 | chyfrifiannellau | Enw | aspirate mutation of cyfrifiannellau (“calculators”). | |
| 434 | chyfrinachoedd | Enw | aspirate mutation of cyfrinachoedd. | |
| 435 | chyfrwngddarostyngedigaeth | Enw | aspirate mutation of cyfrwngddarostyngedigaeth. | |
| 436 | chynulleidfaoedd | Enw | aspirate mutation of cynulleidfaoedd. | |
| 437 | ci | Enw | /kiː/ | |
| 438 | cib | Enw | /kiːb/ | hull, shell, rind, pod, husk. |
| 439 | cic | Enw | /kɪk/ | |
| 440 | cig | Enw | /kiːɡ/ | meat (animal flesh used as food). |
| 441 | cil | Enw | /kiːl/ | part of the harp which supports the treble-strings. |
| 442 | cip | Enw, Ansoddair | /kɪp/ | Equivalent to 'glimpse': Chiefly followed by of: a brief and incomplete look. |
| 443 | ciw | Enw | /kɪu̯/ | The name of the Latin script letter Q/q. |
| 444 | clingir-glangar | Enw | ||
| 445 | clo | Enw | /kloː/ | consonance or correspondence of consonants in cynghanedd; often figurative. |
| 446 | cly | Berf | /klɨː/ | To seize; to steal. |
| 447 | clych iâ, clochau iâ | Enw | ||
| 448 | clych y Tylwyth Teg | Enw | ||
| 449 | coc | Enw | cock or dick, a vulgar word for a man's penis. | |
| 450 | cochi at y clustiau | Ymadrodd | /ˌkɔχi at ə ˈklɨ̞sdjaɨ̯/ | to blush to the roots of the hair. |
| 451 | cod | Enw, Berf | /koːd/ | Equivalent to 'code': A short textual designation, often with little relation to the item it represents. |
| 452 | codi cyn cŵn Caer | Enw, Berf | to get up at the crack of dawn. | |
| 453 | codi pais ar ôl piso | Enw, Berf | to close the stable door after the horse has bolted. | |
| 454 | coed tyrpant f pl | Enw | ||
| 455 | coesyn brau ymyl goch | Enw | ||
| 456 | cof | Enw | /koːv/ | Equivalent to 'memory': The ability of the brain to record information or impressions with the facility of recalling the… |
| 457 | cof darllen yn unig | Enw | Equivalent to 'read-only memory': A computer memory chip that stores values but does not allow updates, in which the val… | |
| 458 | coffadwriaethol | Enw | ||
| 459 | cofrestryddion | Enw | /ˌkɔvrɛsˈdrəðjɔn/ | |
| 460 | cog | Enw | /koːɡ/ | especially common cuckoo (Cuculus canorus). |
| 461 | cog ddaear gennog y gorllewin | Enw | ||
| 462 | cog ddaear gennog y gwyrain | Enw | ||
| 463 | col | Enw | /kɔl/ | Equivalent to 'Awn': The bristle or beard of barley, oats, grasses, etc., or any similar bristlelike appendage; arista. |
| 464 | colomen ffrwythau dorgoch Finsch | Enw | ||
| 465 | colomen ffrwythau dorgoch y Molwcaidd | Enw | ||
| 466 | colomen ffrwythau dorgoch y mynydd | Enw | rufescent imperial pigeon, shining imperial pigeon (Ducula chalcononta). | |
| 467 | colomen ymedrol Ynys y Nadolig | Enw | ||
| 468 | comiwnyddiaeth | Enw | /ˌkɔmɪu̯ˈnəðjaɨ̯θ/ | Equivalent to 'communism': Any far-left political ideology or philosophy advocating holding the production of resources… |
| 469 | côn | Enw | /koːn/ | |
| 470 | cop | Enw | /kɔp/ | |
| 471 | copog goed ddu () | Enw | ||
| 472 | copog goed grymanbig fach | Enw | ||
| 473 | cor | Enw | /kɔr/ | dwarf, pygmy, little urchin. |
| 474 | corhedydd y caeau reis | Enw | ||
| 475 | coronafeirysau | Enw | /kɔˌrɔnavei̯ˈrəsaɨ̯/ | |
| 476 | cot | Enw | /kɔt/ | Equivalent to 'Cot': A simple bed, especially one for portable or temporary purposes. |
| 477 | crafu gwaelod y gasgen | Enw, Berf | to scrape the bottom of the barrel, to settle for a poor option in the absence of alternatives. | |
| 478 | cri | Enw, Ansoddair | /ˈkriː/ | coarse, crude. |
| 479 | croeso | Ebychiad | /ˈkrɔɨ̯sɔ/ | you're welcome!. |
| 480 | cu | Ansoddair | /kɨː/ | dear, beloved. |
| 481 | cud | Enw | kite (bird). | |
| 482 | cul | Ansoddair | /kɨːl/ | Equivalent to 'Narrow': A narrow passage, especially a contracted part of a stream, lake, or sea; a strait connecting tw… |
| 483 | cur | Enw | /kɨ̞r/ | Equivalent to 'ache': Continued dull pain, as distinguished from sudden twinges, or spasmodic pain. |
| 484 | cut | Enw | /kɨ̞t/ | Equivalent to 'Hovel': An open shed for sheltering cattle, or protecting produce, etc., from the weather. |
| 485 | cwb | Enw | /kʊb/ | coop, cage. |
| 486 | cwd | Enw | /kuːd/ | scrotum, cod; any bag-like cavity or organ in body, sac. |
| 487 | cwm | Enw | /kʊm/ | Equivalent to 'corrie': A diminutive of the female given names Cora or Corinne, or borrowed from the Dutch pet form of C… |
| 488 | cŵn | Enw | /ˈkuːn/ | |
| 489 | cwr | Enw | /kʊr/ | margins, limits. |
| 490 | cwt | Enw | /kʊt/ | Equivalent to 'Queue': A line of people, vehicles or other objects, usually one to be dealt with in sequence (i.e., the… |
| 491 | cy | Enw | Acronym of calendar year. | |
| 492 | cy- | Enw, Ymadrodd | /kə/ | forms irregular equatives. |
| 493 | cyd | Enw, Ansoddair | /kɨːd/ | a joining, a coupling, junction; union, combination. |
| 494 | cyd-ddealladwy | Enw, Ansoddair | /ˌkɨːdðɛ.aˈɬadʊɨ̯/ | mutually intelligible. |
| 495 | cydnabyddiaeth | Enw | acknowledgement, recognition. | |
| 496 | cydweithrediad | Enw | /ˌkɨːdwei̯θˈrɛdjad/ | cooperation. |
| 497 | cydweithrediadau | Enw | /ˌkɨːdwei̯θrɛdˈjadaɨ̯/ | |
| 498 | cydweithredwyr | Enw | /ˌkɨːdwei̯θˈrɛdwɨ̞r/ | |
| 499 | cyfarwyddiadur | Enw | Equivalent to 'directory': A list of names, addresses etc, of specific classes of people or organizations, often in alph… | |
| 500 | cyfarwyddiaduron | Enw | ||
| 501 | cyfatebiaethau | Enw | /ˌkəvatɛbˈjeɨ̯θaɨ̯/ | |
| 502 | cyfforddusrwydd | Enw | ||
| 503 | cyfieithu ar y pryd | Enw | ||
| 504 | cyflafareddiad | Enw | /ˌkəvlavaˈrɛðjad/ | arbitration, negotiation. |
| 505 | cyflafareddiadau | Enw | ||
| 506 | cyflafareddwyr | Enw | ||
| 507 | cyfranddeiliad | Enw | /ˌkəvranˈðei̯ljad/ | shareholder. |
| 508 | cyfranddeiliaid | Enw | /ˌkəvranˈðei̯ljai̯d/ | |
| 509 | cyfreithlondeb | Enw | Equivalent to 'legality': The state or quality of being within the law:lawfulness, legitimacy, legitimateness, licitness… | |
| 510 | cyfrifiannellau | Enw | ||
| 511 | cyfrwngddarostyngedigaeth | Enw | /ˌkəv.rʊŋ.ˌða.rɔs.ˌdə.ŋɛ.ˈdɪ.ɡaɨ̯θ/ | intercession. |
| 512 | cyfunrhwyiaeth | Enw | ||
| 513 | cyfunrhywiaeth | Enw | /kəvɨ̞nˈr̥ɪu̯jaɨ̯θ/ | homosexuality. |
| 514 | cyfunrywioldeb | Enw | ||
| 515 | cylch y Tylwyth Teg | Enw | ||
| 516 | cymdeithasgarwch | Enw | ||
| 517 | cymdeithasol-ddiwylliannol | Enw | ||
| 518 | cyn | Enw, Arddodiad | /kɨːn/ | Equivalent to 'Chisel': A cutting tool used to remove parts of stone, wood or metal by pushing or pounding the back when… |
| 519 | cyn codi cŵn Caer | Enw | at the crack of dawn. | |
| 520 | cyn falched â phaun | Enw | ||
| 521 | cyn iached â’r gneuen | Enw | ||
| 522 | cyn sobred â'r saint | Enw, Ymadrodd | as sober as a judge (completely sober). | |
| 523 | cynffon sidan y cedrwydd | Enw | cedar waxwing (Bombycilla cedrorum). | |
| 524 | cynffon y gath gulddail | Enw | lesser bulrush, narrowleaf cattail (Typha angustifolia). | |
| 525 | cynnwrf yn y gwersyll | Enw | ||
| 526 | cyntaf ei og, cyntaf ei gryman | Enw, Ymadrodd | first come, first served. | |
| 527 | cyntaf i’r efail gaiff bedoli | Enw | ||
| 528 | cynulleidfaoedd | Enw | ||
| 529 | cysgu yn llety'r falwen | Enw | ||
| 530 | cystadleuaethau | Enw | ||
| 531 | cysylltiedigaeth | Enw | ||
| 532 | cyw | Enw | /kɪu̯/ | Equivalent to 'chick': A screen or blind made of finely slit bamboo and twine, hung in doorways or windows. |
| 533 | d | Enw | /diː/ | … |
| 534 | da | Enw, Berf, Ansoddair | /daː/ | obsolete spelling of da (“good”). |
| 535 | dad | Enw | /daːd/ | soft mutation of tad. |
| 536 | dadansoddiadau | Enw | ||
| 537 | dadnitreiddiad | Enw | ||
| 538 | dadocsigenedig | Enw, Ansoddair | deoxygenated. | |
| 539 | daeargrynfeydd | Enw | /deɨ̯ˌarɡrənˈveɨ̯ð/ | |
| 540 | dai | Enw | /dai̯/ | a diminutive of the male given name Dafydd. |
| 541 | dail carn yr ebol | Enw | coltsfoot (Tussilago farfara). | |
| 542 | dail tafod y fuwch | Enw | viper's bugloss (Echium vulgare). | |
| 543 | dail tafod yr ych | Enw | viper's bugloss (Echium vulgare). | |
| 544 | dail troed yr ebol | Enw | coltsfoot (Tussilago farfara). | |
| 545 | dail troed yr ebolebolgarn | Enw | ||
| 546 | dal | Enw, Berf, Ansoddair | /daːl/ | soft mutation of tâl. |
| 547 | dal a storio carbon | Enw | ||
| 548 | dal o'r tu cefn | Berf | to catch up, to catch up with. | |
| 549 | dallbleidiaeth | Enw | ||
| 550 | dân | Enw, Berf, Arddodiad | /daːn/ | soft mutation of tan (“under”). |
| 551 | dâr | Enw | /ˈdaːr/ | |
| 552 | darfodedigaeth | Enw | ||
| 553 | dargyfeiriadau | Enw | ||
| 554 | dat | Enw | Digital Audio Tape, a digital data storage tape format using a dual-spooled cartridge and magnetic tape, used for digita… | |
| 555 | dau | Enw, Ansoddair | /daɨ̯/ | Equivalent to 'two': The station code of Tai Wo in Hong Kong. |
| 556 | dau ar bymtheg a phedwar ugain | Enw, Ansoddair | ninety-seven. | |
| 557 | dau ar bymtheg ar hugain | Enw, Ansoddair | thirty-seven. | |
| 558 | daw | Berf | /daːu̯/ | |
| 559 | DD | Enw | /ɛð/ | |
| 560 | dda | Enw, Ansoddair | /ðaː/ | soft mutation of da. |
| 561 | dde | Enw | /ðeː/ | soft mutation of de. |
| 562 | ddeuddeheurwydd | Enw | soft mutation of deuddeheurwydd. | |
| 563 | ddosbarthiadau | Enw | soft mutation of dosbarthiadau. | |
| 564 | ddu | Ansoddair | /ðɨː/ | soft mutation of du (“black”). |
| 565 | de | Enw, Ansoddair | /deː/ | south, southern (abbreviation: D). |
| 566 | dealltwriaethol | Enw | Equivalent to 'intellectual': An intelligent, learned person, especially one who discourses about learned matters. | |
| 567 | deddfwriaethol | Enw, Ansoddair | legislative. | |
| 568 | deg | Enw, Ansoddair | /deːɡ/ | soft mutation of teg. |
| 569 | deg a phedwar ugain | Ansoddair | /ˌdeːɡ a ˌfɛdwar ˈɪɡai̯n/ | |
| 570 | degfed a phedwar ugain | Ansoddair | ninetieth. | |
| 571 | dei | Enw, Berf | /dei̯/ | |
| 572 | dêl | Berf, Ansoddair | /deːl/ | |
| 573 | delor cnau'r graig dwyreiniol | Enw | ||
| 574 | democrateiddio | Enw | ||
| 575 | des | Berf | /deːs/ | |
| 576 | detholedigaeth | Enw | ||
| 577 | deuddeheurwydd | Enw | Equivalent to 'Ambidexterity': The property of being equally skillful with each hand. | |
| 578 | deunaw a phedwar ugain | Ansoddair | ninety-eight. | |
| 579 | deunawfed a phedwar ugain | Ansoddair | ninety-eighth. | |
| 580 | dew | Ansoddair | /deːu̯/ | soft mutation of tew. |
| 581 | dewbig du a melyn | Enw | soft mutation of tewbig du a melyn. | |
| 582 | dewbigau du a melyn | Enw | soft mutation of tewbigau du a melyn. | |
| 583 | deyrnaddoliant | Enw | /ˌdeɨ̯rnaˈðɔljant/ | soft mutation of teyrnaddoliant. |
| 584 | di | Enw, Rhagenw | /diː/ | you (singular); thou. |
| 585 | di- | Ymadrodd | /ˌdiː/ | without, -less, de-, a-, negative prefix. |
| 586 | dibenderfyniad | Enw | ||
| 587 | diflewyn-ar-dafod | Enw | ||
| 588 | dig | Enw, Ansoddair | /diːɡ/ | Equivalent to 'Wrath': Great anger; (countable) an instance of this. |
| 589 | dim | Enw, Ansoddair, Adferf, Rhagenw | /diːm/ | no, not, none. |
| 590 | dim gwerth rhech dafad | Enw, Ymadrodd | not worth a whistle, worthless. | |
| 591 | din | Enw | /diːn/ | city, fort, stronghold. |
| 592 | diolch | Ebychiad | /ˈdiː.ɔlχ/ | thanks, thank you. |
| 593 | diolch yn fawr iawn | Enw, Ymadrodd | /ˌdiɔlχ ən vau̯r ˈjau̯n/ | thank you very much. |
| 594 | diplomyddiaeth | Enw | ||
| 595 | dir | Enw, Ansoddair | /diːr/ | inevitable, inexorable. |
| 596 | dis | Enw | /diːs/ | die (polyhedron used in games of chance). |
| 597 | diwrthwynebiad | Enw | ||
| 598 | do | Enw, Berf, Adferf | /doː/ | |
| 599 | dod | Berf | /doːd/ | to become (followed by yn + noun or adjective). |
| 600 | doe | Adferf | yesterday. | |
| 601 | dof | Berf, Ansoddair | /doːv/ | cultivated (of plants etc.). |
| 602 | doi | Berf | /dɔi̯/ | |
| 603 | dol | Enw, Ansoddair | /dɔl/ | dole, unemployment benefit. |
| 604 | dolicoceffalaidd | Ansoddair | dolichocephalic, long-headed. | |
| 605 | dolicoseffalaidd | Enw, Ansoddair | (Ansoddair). | |
| 606 | dôn | Berf | /doːn/ | |
| 607 | dor | Enw, Berf | /dɔr/ | nasal mutation of tor. |
| 608 | dos | Enw, Berf | /doːs/ | share, portion. |
| 609 | dot | Enw | /dɔt/ | |
| 610 | drain yn ei gap | Enw | ||
| 611 | drapia | Ebychiad | drat, darn (minced oath). | |
| 612 | dre | Enw | /dreː/ | soft mutation of tre. |
| 613 | dri | Ansoddair | /driː/ | soft mutation of tri. |
| 614 | dro | Enw, Berf | /droː/ | soft mutation of tro. |
| 615 | dry | Berf | /drɨː/ | soft mutation of try. |
| 616 | dryw morgrug Rio de Janeiro | Enw | ||
| 617 | dryw morgrug Rio Suno | Enw | ||
| 618 | dryw morgrug y bryniau | Enw | ||
| 619 | dsc | Enw | Equivalent to 'asc': Initialism of Act of Senedd Cymru; formerly called Acts of the National Assembly for Wales, and onl… | |
| 620 | du | Enw, Ansoddair | /dɨː/ | initialism of Deyrnas Unedig (“United Kingdom”). |
| 621 | dua | Berf | /ˈdɨː.a/ | |
| 622 | dud | Enw | soft mutation of tud. | |
| 623 | duegredyn gwallt y forwyn | Enw | maidenhair spleenwort (Adiantum trichomanes). | |
| 624 | dug | Enw, Berf | /dɨːɡ/ | |
| 625 | dul | Enw | ||
| 626 | dun | Enw | /dɨ̞n/ | soft mutation of tun (“tin”). |
| 627 | duo | Berf | /ˈdɨː.ɔ/ | to become black, to blacken (also figuratively). |
| 628 | dur | Enw, Ansoddair | /dɨːr/ | Equivalent to 'steel': An artificial metal produced from iron, harder and more elastic than elemental iron; used figurat… |
| 629 | dw | Berf | /dʊ/ | |
| 630 | dw i angen ... | Ymadrodd | /du.i ˈaŋɛn/ | I need. |
| 631 | dw i angen cyfieithydd | Ymadrodd | /du.i ˈaŋɛn kəvˈjeiθɨ̞ð/ | I need an interpreter. |
| 632 | dw i angen cyfreithiwr | Ymadrodd | /du.i ˈaŋɛn kəˈvreiθɪur/ | I need a lawyer. |
| 633 | dw i angen dŵr | Ymadrodd | /du i ˈaŋɛn duːr/ | I need water. |
| 634 | dw i angen meddyg | Ymadrodd | /du i ˈaŋɛn ˈmɛðɨ̞ɡ/ | I need a doctor. |
| 635 | dw i eisiau bwyd | Enw | Equivalent to 'I'm hungry': I have a strong appetite to eat. | |
| 636 | dwg | Berf | /duːɡ/ | |
| 637 | dwi | Enw | contraction of dw + i, literally “I am”. | |
| 638 | dwl | Enw, Ansoddair | /dʊl/ | dullard, dull person. |
| 639 | dwp | Ansoddair | /dʊp/ | soft mutation of twp (“stupid”). |
| 640 | dŵr | Enw | /duːr/ | soft mutation of tŵr (“tower”). |
| 641 | dwt | Ansoddair | soft mutation of twt. | |
| 642 | dwy | Ansoddair | /duːɨ̯/ | (Ansoddair). |
| 643 | dwy ar bymtheg a phedwar ugain | Enw, Ansoddair | (Ansoddair). | |
| 644 | dwy ar bymtheg ar hugain | Enw, Ansoddair | thirty-seven. | |
| 645 | dwywaith yn blentyn ac unwaith yn ddyn | Enw | ||
| 646 | dy | Enw, Rhagenw, Bannod | /də/ | your (familiar singular). |
| 647 | dy- | Ymadrodd | /də/ | to, together. |
| 648 | dyd | Berf | /dɨːd/ | |
| 649 | dydd Sul y pys | Enw, Ymadrodd | Equivalent to 'cold day in Hell': The time of occurrence of an event that will never happen. | |
| 650 | dydd yn ei ddydd | Enw, Adferf | Equivalent to 'day by day': Used other than figuratively or idiomatically: one day at a time. | |
| 651 | dyddiad dod i ben | Enw | expiration date, due date. | |
| 652 | dydw i ddim yn siarad Cymraeg | Ymadrodd | /ˈdədu i ðɪm ən ˈʃarad kəmˈraɪɡ/ | I don't speak Welsh. |
| 653 | dydw i ddim yn siarad y Saesneg | Ymadrodd | /ˈdədu i ðɪm ən ˈʃarad ə ˈsəisnɛɡ/ | I don't speak English. |
| 654 | dyfrllys y gors galchog | Enw | ||
| 655 | dygwyl Fair pan gad | Enw | ||
| 656 | dygwyl Fair y Canhwyllau | Enw | ||
| 657 | dỳn | Enw, Berf, Ansoddair | /dɨːn/ | obsolete spelling of dyn (“man, person”). |
| 658 | dyr | Berf | /dɨ̞r/ | soft mutation of tyr. |
| 659 | dyw | Berf | ||
| 660 | e | Enw, Rhagenw | /eː/ | The letter E, marked for its long stressed pronunciation, either in a monosyllabic word or in the final syllable of a po… |
| 661 | e- | Ymadrodd | /eː/ | |
| 662 | eb. | Enw | abbreviation of enw benywaidd (“feminine noun”). | |
| 663 | ebe | Berf | quoth, said. | |
| 664 | ec | Enw | /ɛk/ | The name of the Latin script letter C/c. |
| 665 | echryslonrwydd | Enw | ||
| 666 | ecs | Enw | /ɛks/ | The name of the Latin script letter X/x. |
| 667 | edafeddog y fawnogllwyd y ffordd | Enw | ||
| 668 | edn | Enw | /ˈɛdn/ | |
| 669 | èf | Enw, Rhagenw | /eːv/ | The name of the Latin script letter F/f. |
| 670 | effeithiolrwydd | Enw | ||
| 671 | effeithlonrwydd | Enw | ||
| 672 | efo | Enw, Arddodiad | /ˈɛvɔ/ | Initialism of errors, freaks, and oddities. |
| 673 | èg | Enw | /ɛɡ/ | The name of the Latin script letter G/g. |
| 674 | eg. | Enw | abbreviation of enw gwrywaidd (“masculine noun”). | |
| 675 | egr | Enw, Ansoddair | /ɛɡr/ | Initialism of exhaust gas recirculation. |
| 676 | ei | Enw, Berf, Rhagenw, Bannod | /ei̯/ | Initialism of employment insurance. |
| 677 | eid | Berf | /ei̯d/ | impersonal imperfect/conditional of mynd. |
| 678 | eil | Enw | Initialism of English as an international language. | |
| 679 | eilfedarbymtheg | Ansoddair | alternative spelling of eilfed ar bymtheg (“seventeenth”). | |
| 680 | ein | Rhagenw, Bannod | /ei̯n/ | us (as the direct object of a verbal noun). |
| 681 | eir | Berf | /ei̯r/ | impersonal present/future of mynd. |
| 682 | el | Enw, Berf | /ˈeːl/ | The name of the Latin script letter L/l. |
| 683 | elc | Enw | /ɛlk/ | elk, moose, Alces alces. |
| 684 | electromagneteg | Enw | /ɛlɛktrɔmaɡˈnɛtɛɡ/ | electromagnetism. |
| 685 | electromagnetig | Ansoddair | /ɛlɛktrɔmaɡˈnɛtɪɡ/ | electromagnetic. |
| 686 | eli | Enw | /ˈɛlɪ/ | ointment, balm, lotion. |
| 687 | ell | Enw, Ansoddair | /ɛɬ/ | The name of the Latin script letter Ll/ll. |
| 688 | elo | Berf | /ˈɛlɔ/ | |
| 689 | elw | Enw | /ˈɛlu/ | profit, gain. |
| 690 | em | Enw | /ɛm/ | The name of the Latin script letter M/m. |
| 691 | en | Enw, Berf | /ɛn/ | The name of the Latin script letter N/n. |
| 692 | en- | Ymadrodd | /ɛn/ | affirmative prefix, emphasises prefixed word. |
| 693 | eng | Enw | /ɛŋ/ | The name of the Latin script letter Ng/ng. |
| 694 | eni | Berf | /ˈɛnɪ/ | soft mutation of geni. |
| 695 | enw | Enw | /ˈɛnu/ | Equivalent to 'name': Any nounal word or phrase which indicates a particular person, place, class, or thing. |
| 696 | eog | Enw | /ˈɛ.ɔɡ/ | Equivalent to 'Salmon': One of several species of fish, typically of the Salmoninae subfamily, brownish above with silve… |
| 697 | eos | Enw | /eː.ɔs/ | nightingale, Luscinia megarhynchos. |
| 698 | er | Enw, Arddodiad, Cysylltair | /ɛr/ | in spite of, despite. |
| 699 | er- | Ymadrodd | on, above, sur-, super-, epi-. | |
| 700 | erioed | Ebychiad | /ɛrˈjoːɨ̯d/ | never (statement of disbelief). |
| 701 | ers | Enw, Arddodiad, Cysylltair | /ɛrs/ | |
| 702 | erw | Enw | /ˈɛru/ | medieval Welsh unit of surface area equal to 11664 sq. ft. or about ¹⁄₄ acre. |
| 703 | eryr copog America () | Enw | ||
| 704 | es | Enw, Berf | /eːs/ | |
| 705 | es- | Enw, Ymadrodd | /ɛs/ | Used to form names of drugs with a chiral center in the S configuration. |
| 706 | est | Berf | /ɛsd/ | |
| 707 | eto | Adferf | /ˈɛtɔ/ | Equivalent to 'again': Another time: indicating a repeat of an action. |
| 708 | eu | Enw, Rhagenw, Bannod | /ei̯/ | Initialism of European Union. |
| 709 | ew | Enw | Obsolete spelling of yew. | |
| 710 | ey | Enw | ||
| 711 | f | Enw | /ɛv/ | … |
| 712 | fab | Enw | /vaːb/ | soft mutation of mab. |
| 713 | fae | Enw | soft mutation of bae. | |
| 714 | fag | Enw | /vaɡ/ | soft mutation of bag. |
| 715 | fai | Enw, Berf | /vai̯/ | soft mutation of bai. |
| 716 | fam | Enw | /vam/ | soft mutation of mam. |
| 717 | fân | Enw, Ansoddair | /van/ | soft mutation of man. |
| 718 | fas | Enw, Adferf | /vaːs/ | soft mutation of bas. |
| 719 | fe | Enw, Adferf, Rhagenw | /veː/ | American Library Association abbreviation for forty-eighth, a book size (7.5-10 cm in height); a book of that height. |
| 720 | fel | Enw, Adferf, Arddodiad | /veːl/ | soft mutation of mêl (“honey”). |
| 721 | fel iâr yn cerdded ar farwor | Enw | to proceed cautiously, to move gingerly. | |
| 722 | fel piso mochyn yn yr eira | Enw, Ymadrodd | ||
| 723 | fel pistyll mewn stên | Enw, Ymadrodd | Equivalent to 'square peg in a round hole': Someone or something that does not fit well or at all in a certain setting… | |
| 724 | fen | Enw | /vɛn/ | soft mutation of men and ben (“wagon”). |
| 725 | fer | Enw, Ansoddair | /veːr/ | soft mutation of ber (“short”). |
| 726 | FF | Enw | /ɛf/ | |
| 727 | ffa | Enw | /faː/ | Equivalent to 'broad bean': An edible bean that has broad seeds (Vicia faba). |
| 728 | ffi | Enw, Ebychiad | /fiː/ | The name of the Latin script letter Ph/ph. |
| 729 | ffisiotherapydd | Enw | physiotherapist. | |
| 730 | ffo | Enw, Berf, Ansoddair | /foː/ | flight, escape. |
| 731 | ffotograffaidd | Enw, Ansoddair | /ˌfɔtɔˈɡrafai̯ð/ | photographic. |
| 732 | ffotograffiaeth | Enw | /ˌfɔtɔˈɡrafjaɨ̯θ/ | Equivalent to 'photography': The art and technology of producing images on photosensitive surfaces, and its digital coun… |
| 733 | ffotograffyddion | Enw | /ˌfɔtɔɡraˈfəðjɔn/ | |
| 734 | ffroenucheledd | Enw | /ˌfrɔi̯nɨ̞ˈχɛlɛð/ | haughtiness, superciliousness. |
| 735 | ffug-sanctaidd | Enw | ||
| 736 | ffy | Berf | /fɨː/ | |
| 737 | fi | Enw, Rhagenw | /viː/ | The name of the Latin script letter V/v. |
| 738 | fid | Berf | soft mutation of bid. | |
| 739 | fil | Enw | /viːl/ | soft mutation of mil. |
| 740 | finnau | Rhagenw | /ˈvɪnaɨ̯/ | (Rhagenw). |
| 741 | fis | Enw | soft mutation of mis. | |
| 742 | fo | Berf, Rhagenw | /voː/ | Equivalent to 'he': The name of the fifth letter of many Semitic alphabets (Phoenician, Aramaic, Hebrew, Syriac, Arabic… |
| 743 | fod | Berf | /voːd/ | soft mutation of bod. |
| 744 | fol | Enw | /vɔl/ | soft mutation of of bol. |
| 745 | fôn | Enw | /voːn/ | soft mutation of bôn. |
| 746 | fôr | Enw | /voːr/ | soft mutation of môr. |
| 747 | for-filltiroedd | Enw | soft mutation of mor-filltiroedd (“nautical miles”). | |
| 748 | fri | Enw | /vriː/ | soft mutation of bri. |
| 749 | fro | Enw | /vroː/ | soft mutation of bro. |
| 750 | fu | Berf | /vɨː/ | soft mutation of bu. |
| 751 | fûm | Berf | /vɨːm/ | soft mutation of bûm. |
| 752 | fur | Enw | /vɨːr/ | soft mutation of mur. |
| 753 | fẁg | Enw | /vʊɡ/ | soft mutation of mẁg. |
| 754 | fws | Enw | soft mutation of mws. | |
| 755 | fwy | Ansoddair | /vuːɨ̯/ | soft mutation of mwy (“more”). |
| 756 | fy | Rhagenw, Bannod | /və/ | me (as the direct object of a verbal noun). |
| 757 | fyd | Enw | soft mutation of byd. | |
| 758 | fyr | Ansoddair | /vɨ̞r/ | soft mutation of byr (“short”). |
| 759 | fys | Enw | /vɨːs/ | soft mutation of bys. |
| 760 | fyw | Ansoddair | /vɪu̯/ | soft mutation of byw. |
| 761 | g | Enw | /ɛɡ/ | … |
| 762 | g. | Ansoddair | abbreviation of gwrywaidd (“masculine”). | |
| 763 | ga | Berf | /ɡaː/ | soft mutation of ca. |
| 764 | gad | Enw, Berf | /ɡaːd/ | soft mutation of cad. |
| 765 | gae | Enw, Berf | /ɡaːɨ̯/ | soft mutation of cae (“field”). |
| 766 | gaf | Berf | /ɡaːv/ | soft mutation of caf. |
| 767 | gal | Enw | /ɡal/ | Gaul (a historical region of Western Europe referring to areas occupied by Celts during Roman times, roughly correspondi… |
| 768 | galw am ocsigen biocemegol | Enw | ||
| 769 | galwedigaethau | Enw | /ˌɡalwɛdɪˈɡeɨ̯θaɨ̯/ | |
| 770 | galwedigaethol | Ansoddair | /ˌɡalwɛdɪˈɡeɨ̯θɔl/ | vocational, occupational. |
| 771 | gamgynrychioli | Enw | ||
| 772 | gân | Enw, Berf, Ansoddair, Arddodiad | /ɡaːn/ | used with verbal noun to indicate an action simultaneous with that of the main verb, while, whilst. |
| 773 | ganddi | Rhagenw | /ˈɡanðɪ/ | |
| 774 | ganddo | Rhagenw | /ˈɡanðɔ/ | |
| 775 | ganddoch | Rhagenw | /ˈɡanðɔχ/ | |
| 776 | ganddon | Rhagenw | /ˈɡanðɔn/ | |
| 777 | ganddyn | Rhagenw | /ˈɡanðɨ̞n/ | |
| 778 | ganddynt | Rhagenw | /ˈɡanðɨ̞nt/ | |
| 779 | gar | Enw | /ɡar/ | soft mutation of car. |
| 780 | garddwriaethol | Enw | Equivalent to 'Horticultural': Qui a rapport à l’horticulture. | |
| 781 | gas | Berf | /ɡaːs/ | soft mutation of cas. |
| 782 | gât | Enw | /ɡaːt/ | Equivalent to 'gate': A ghost town in Scott County, Arkansas, United States. |
| 783 | gau | Berf, Ansoddair | false, fake. | |
| 784 | geg | Enw | soft mutation of ceg. | |
| 785 | gei | Berf | /ɡei̯/ | soft mutation of cei. |
| 786 | gêl | Enw | /ɡeːl/ | soft mutation of cêl (“concealment; keel”). |
| 787 | gem | Enw | /ɡeːm/ | game (hunted animals and birds). |
| 788 | gen | Enw, Rhagenw | /ɡeːn/ | first/second-person singular of gan. |
| 789 | genau oer a thraed gwresog a fydd byw yn hir | Enw | ||
| 790 | gennych | Rhagenw | /ˈɡɛnɨ̞χ/ | |
| 791 | gennyf | Rhagenw | /ˈɡɛnɨ̞v/ | |
| 792 | gennym | Rhagenw | /ˈɡɛnɨ̞m/ | |
| 793 | gennyn | Rhagenw | /ˈɡɛnɨ̞n/ | |
| 794 | gennyt | Rhagenw | /ˈɡɛnɨ̞t/ | |
| 795 | ger | Enw, Arddodiad | /ɡeːr/ | next to, near. |
| 796 | gerbron | Arddodiad | /ɡɛrˈbrɔn/ | before, in the presence of. |
| 797 | gerllaw | Arddodiad | /ɡɛrˈɬau̯/ | |
| 798 | gès | Enw, Berf | /ɡeːs/ | soft mutation of ces. |
| 799 | gi | Enw | soft mutation of ci. | |
| 800 | gig | Enw | initialism of Gwasanaeth Iechyd Gwladol (“the National Health Service”). | |
| 801 | gil | Enw | soft mutation of cil. | |
| 802 | gim-gam-gimwch | Enw | ||
| 803 | gin | Rhagenw | /ɡɪn/ | (North Wales) first/second-person singular of gan. |
| 804 | giw | Enw | /ɡɪu̯/ | soft mutation of ciw (“queue”). |
| 805 | glas bach y wal | Enw | /ˌɡlaːs ˌbaːχ ə ˈwal/ | Equivalent to 'blue tit': A bird of species Cyanistes caeruleus of tits in family Paridae, with an azure blue crown and… |
| 806 | glo | Enw | /ɡloː/ | soft mutation of clo. |
| 807 | gna | Berf | /ɡnaː/ | |
| 808 | go | Adferf | /ɡoː/ | pretty, a bit, fairly. |
| 809 | go- | Ymadrodd | /ɡɔ/ | rather, somewhat, partly, next to. |
| 810 | gochel afrad, gochel angen | Enw | ||
| 811 | gochel gyfaill a elo'n feistr | Enw | ||
| 812 | goddiwylliannu | Enw | ||
| 813 | godrapia | Ebychiad | drat, darn. | |
| 814 | gof | Enw | /ɡoːv/ | Equivalent to 'Smith': A craftsperson who works metal into desired forms using a hammer and other tools, sometimes heati… |
| 815 | gog | Enw | /ˈɡoːɡ/ | North Walian dialect of the Welsh language. |
| 816 | gogledd-ddwyrain | Enw | /ˌɡɔɡlɛðˈðʊɨ̯rain/ | Equivalent to 'Northeast': The northeastern region of the contiguous United States including New England and the Mid-Atl… |
| 817 | gogledd-orllewin | Enw | /ˌɡɔɡlɛˈðɔrɬɛu̯ɪn/ | Equivalent to 'Northwest': The intercardinal compass point halfway between west and north; specifically at a bearing of… |
| 818 | gôl | Enw | /ɡoːl/ | aim, prize, destination. |
| 819 | goleuedigrwydd | Enw | /ɡɔleɨ̯ɛˈdɪɡrʊɨ̯ð/ | enlightenment. |
| 820 | gor | Enw | /ɡɔr/ | rheum, sleep, discharge from eyes. |
| 821 | gorddirlawnder | Enw | /ɡɔrðɪrˈlau̯ndɛr/ | supersaturation. |
| 822 | gorfan-daflodol | Enw, Ansoddair | /ˌɡɔrvandavˈlɔdɔl/ | Equivalent to 'alveolo-palatal': Any consonant that is intermediate in articulation between the coronal and dorsal conso… |
| 823 | gorfywiogrwydd | Enw | hyperactivity. | |
| 824 | gorllewineiddio | Enw, Berf | to westernize. | |
| 825 | gormod o obaith sy'n twyllo | Enw | ||
| 826 | goruchafiaethau | Enw | ||
| 827 | goruchawdurdod | Enw | ||
| 828 | goruchwyliaeth | Enw | oversight, supervision, stewardship. | |
| 829 | goruwchnaturiol | Enw | Equivalent to 'Supernatural': Supernatural beings and events collectively (when used with definite article: "the superna… | |
| 830 | goruwchnaturiolaeth | Enw | ||
| 831 | gostyngeidd-dra | Enw | ||
| 832 | gostyngeiddiedig | Enw | ||
| 833 | gostyngeiddiol | Enw | ||
| 834 | gostyngeiddlon | Enw | ||
| 835 | gostyngeiddrwydd | Enw | ||
| 836 | got | Enw | /ɡɔt/ | soft mutation of côt (“coat”). |
| 837 | grawnffrwythau | Enw | ||
| 838 | gre | Enw | /ɡreː/ | stud (of horses), flock, herd. |
| 839 | gro | Enw | /ɡroː/ | gravel, pebbles. |
| 840 | gu | Ansoddair | /ɡɨː/ | soft mutation of cu. |
| 841 | gul | Ansoddair | soft mutation of cul (“narrow”). | |
| 842 | gut | Enw | /ɡɨ̞t/ | soft mutation of cut. |
| 843 | gw. | Berf | abbreviation of gweler, impersonal imperative of gweld (“to see”). | |
| 844 | gwahaniaethiad | Enw | /ˌɡwahanˈjeɨ̯θjad/ | differentiation. |
| 845 | gwair merllyn y tir | Enw | land quillwort (Isoetes histrix). | |
| 846 | gwalcheryr copog Asia () | Enw | ||
| 847 | gwaredigaethol | Enw | ||
| 848 | gwarthegyddion | Enw | /ˌɡwarθɛˈɡəðjɔn/ | |
| 849 | gwe | Enw | /ɡweː/ | Equivalent to 'spiderweb': The net-like construct of a spider containing sticky strands to catch prey. |
| 850 | gwefus-daflodol | Enw | ||
| 851 | gweinidogaethau | Enw | ||
| 852 | gweinidogaethu | Enw | ||
| 853 | gweinyddiaethau | Enw | /ˌɡwei̯nəðˈjeɨ̯θaɨ̯/ | |
| 854 | gweld blew ei lygaid | Enw | ||
| 855 | gwell cerydd cyfaill na gwên gelyn | Enw | ||
| 856 | gwell clwt na thwll | Enw | something is better than nothing, half a loaf is better than none. | |
| 857 | gwell cynnau cannwyll na melltithio'r tywyllwch | Enw | ||
| 858 | gwerinlywodraeth | Enw | /ɡwɛˌrɪnləˈwɔdraɨ̯θ/ | republic, commonwealth. |
| 859 | gwerthfawrogiad | Enw | appreciation, esteem. | |
| 860 | gwerthfawrogol | Enw, Ansoddair | appreciative. | |
| 861 | gwg | Enw | /ɡuːɡ/ | Equivalent to 'Frown': A wrinkling of the forehead with the eyebrows brought together, typically indicating displeasure… |
| 862 | gwir wallt y forwyn | Enw | ||
| 863 | gwirfoddolwraig | Enw | ||
| 864 | gwlad heb iaith, gwlad heb genedl | Ymadrodd | A land without a language is a land without a nation. | |
| 865 | gwladychiaethwr | Enw | ||
| 866 | gwleidyddiaeth | Enw | Equivalent to 'politics': A methodology and activities associated with running a government, an organization, or a movem… | |
| 867 | gwlithbwyntiau | Enw | ||
| 868 | gwlydd pen y tai | Enw | ||
| 869 | gwlydd pen y tŷ | Enw | mouse-ear chickweed (Cerastium holosteoides). | |
| 870 | gwm | Enw | /ɡʊm/ | soft mutation of cwm. |
| 871 | gwn | Enw, Berf | /ɡʊn/ | |
| 872 | gwneud hwyl am ben | Enw | ||
| 873 | gwneud hwyl ar ben | Enw | ||
| 874 | gwneud môr a mynydd | Berf | /ɡwneɨ̯d ˌmoːr a ˈmənɨ̞ð/ | to make a mountain out of a molehill, to blow out of proportion (+ o). |
| 875 | gwneud sbort am ben | Enw | ||
| 876 | gwp | Enw | Initialism of gross world product. | |
| 877 | gŵr | Enw | /ɡuːr/ | Equivalent to 'husband': A man in a marriage or marital relationship, especially in relation to his spouse. |
| 878 | gwreiddblanhigyn | Enw | ||
| 879 | gwrth-amlgarwriaeth | Enw | /ˌɡʊrθaml̩ɡaˈrʊrjaɨ̯θ/ | polyphobia. |
| 880 | gwrtharthrodol | Enw | Antarctic. | |
| 881 | gwrthdrawiadau | Enw | ||
| 882 | gwrthfelltithiol | Enw | Equivalent to 'apotropaic': An agent intended to ward off evil. | |
| 883 | gwrthgyferbyniad | Enw | /ˌɡʊrθɡəvɛrˈbənjad/ | antithesis (diametric opposite or contrast). |
| 884 | gwrthgyferbyniol | Enw, Ansoddair | /ˌɡʊrθɡəvɛrˈbənjɔl/ | antithetical, opposing, contrasting. |
| 885 | gwrthgyferbynnu | Berf | /ˌɡʊrθɡəvɛrˈbənɨ̞/ | to contrast, to compare (show the difference between things). |
| 886 | gwrthgymdeithasol | Ansoddair | /ˌɡʊrθɡəmdei̯ˈθasɔl/ | antisocial. |
| 887 | gwrthiselyddion | Enw | /ˌɡʊrθɪsɛˈləðjɔn/ | |
| 888 | gwrthryfelgarwch | Enw | ||
| 889 | gwrthryfeloedd | Enw | /ˌɡʊrθrəˈvɛlɔɨ̯ð/ | |
| 890 | gwrthwynebiadau | Enw | /ˌɡʊrθwɨ̞nɛbˈjadaɨ̯/ | |
| 891 | gwrthydd dibynnol ar olau | Enw | light-dependent resistor, LDR. | |
| 892 | gwybedog du a gwyn | Enw | ||
| 893 | gwyddoniaduron | Enw | ||
| 894 | gwyddoniaethau | Enw | ||
| 895 | gŵyl Fair dechrau’r gwanwyn | Enw | ||
| 896 | gŵyl Fair hanner y gwanwyn | Enw | ||
| 897 | gŵyl Fair pan aned | Enw | ||
| 898 | gŵyl Fair y Canhwyllau | Enw | ||
| 899 | gŵyl Fair y Cydhydedd | Enw | ||
| 900 | gŵyl Fair y Gwirodau | Enw | ||
| 901 | gŵyl Fair ym Medi | Enw | ||
| 902 | gŵyl Fair yn y gaeaf | Enw | ||
| 903 | gŵyl Fair yn yr haf | Enw | ||
| 904 | gwylan ddu a gwyn | Enw | ||
| 905 | gwylan ddwyreiniol y gweunydd | Enw | ||
| 906 | gwylan Gwlad yr Iâ | Enw | ||
| 907 | gwylan Môr y Canoldir | Enw | ||
| 908 | gwyliadwriaeth | Enw | watchfulness, vigilance. | |
| 909 | gwyliadwriaethau | Enw | ||
| 910 | gwyn y gwêl y frân ei chyw | Enw, Ymadrodd | /ˌɡwɨ̞n ə ˌɡweːl ə ˌvraːn ei̯ χɪu̯/ | a parent does not see the faults of his or her own child. |
| 911 | gwynt i'r bôn braich | Ymadrodd | work away! a wind in your sails!. | |
| 912 | gwynt teg ar ei ôl | Ymadrodd | /ˌɡwɨ̞nt ˈtɛɡ ar ei̯ ˈoːl/ | good riddance!. |
| 913 | gy- | Ymadrodd | /ɡə/ | soft mutation of cy-. |
| 914 | gyd | Enw | /ɡiːd/ | soft mutation of cyd. |
| 915 | gyda threigl y blynyddoedd | Enw | ||
| 916 | gyfrifiannellau | Enw | soft mutation of cyfrifiannellau (“calculators”). | |
| 917 | gyfrwngddarostyngedigaeth | Enw | soft mutation of cyfrwngddarostyngedigaeth. | |
| 918 | gynnoch | Rhagenw | /ˈɡənɔχ/ | (North Wales) second-person plural of gan. |
| 919 | gynnon | Rhagenw | /ˈɡənɔn/ | (North Wales) first-person plural of gan. |
| 920 | gynnyn | Rhagenw | /ˈɡənɨ̞n/ | (North Wales) third-person plural of gan. |
| 921 | gynulleidfaoedd | Enw | soft mutation of cynulleidfaoedd. | |
| 922 | gyr | Enw | Equivalent to 'drove': A cattle drive or the herd being driven by it; thus, a number of cattle driven to market or new p… | |
| 923 | h | Enw, Ymadrodd | /aːɨ̯tʃ/ | marker of h-prothesis. |
| 924 | ha- | Ymadrodd | /ha/ | h-prothesized form of a-. |
| 925 | had | Enw | /haːd/ | seed, seeds (collectively). |
| 926 | haf | Enw | /haːv/ | Equivalent to 'summer': One of four seasons, traditionally the second, marked by the longest and typically hottest days… |
| 927 | hâl | Enw | h-prothesized form of âl (“calving, ale”). | |
| 928 | ham | Enw | ISO 639-3 language code for Hewa. | |
| 929 | hanner call a dwl | Enw | ||
| 930 | hanner cant a naw | Ansoddair | fifty-nine. | |
| 931 | hanner cant ac naw | Enw | ||
| 932 | hanner cant ac un | Ansoddair | fifty-one. | |
| 933 | hanner cant ac unfed | Ansoddair | fifty-first. | |
| 934 | hap | Enw | /hap/ | Equivalent to 'Happenstance': The chance or random quality of an event or circumstance. |
| 935 | harchesgobiaid | Enw | h-prothesized form of archesgobiaid. | |
| 936 | harri-gwlych-dy-big | Enw | ||
| 937 | he- | Ymadrodd | /eː/ | h-prothesized form of e-. |
| 938 | heb | Arddodiad | /hɛb/ | used to form negative participle; un- -ed. |
| 939 | heb flewyn ar dafod | Enw | ||
| 940 | heb iaith, heb genedl | Ymadrodd | No language, no nation. | |
| 941 | heb os nac oni bai | Enw | /ˌhɛb ɔs ˈnak ɔniː ˈbaiː/ | beyond a shadow of a doubt (without a doubt). |
| 942 | heblaw | Arddodiad | /hɛbˈlau̯/ | besides, except, apart from, unless. |
| 943 | hecogyfeillgar | Ansoddair | h-prothesized form of ecogyfeillgar. | |
| 944 | hed | Enw, Adferf | /ˈheːd/ | dash, trip across a lake. |
| 945 | heibio | Arddodiad | /ˈhei̯bjɔ/ | (Arddodiad). |
| 946 | hêl | Enw, Berf, Ansoddair | /heːl/ | to frequent, to visit often. |
| 947 | helyglys y Fforest Newydd | Enw | ||
| 948 | helyglys yr ardd gerrig | Enw | ||
| 949 | hem | Enw | h-prothesized form of em. | |
| 950 | hen | Ansoddair | /heːn/ | unreformed, old, traditional (of style or mode of expressing dates according to the Julian Calendar); reckoned according… |
| 951 | henach henach, ffolach ffolach | Enw | Equivalent to 'there's no fool like an old fool': If a person does not develop wisdom with age, then their foolishness i… | |
| 952 | henghreifftiau | Enw | h-prothesized form of enghreifftiau. | |
| 953 | her | Enw | /hɛr/ | Equivalent to 'challenge': A confrontation; a dare. |
| 954 | herfeiddioldeb | Enw | ||
| 955 | herwydd | Arddodiad | /ˈhɛrwɨ̞ð/ | regarding, concerning. |
| 956 | het | Enw | /hɛt/ | Equivalent to 'hat': A covering for the head, often in the approximate form of a cone, dome or cylinder closed at its to… |
| 957 | hetholedigaeth | Enw | h-prothesized form of etholedigaeth. | |
| 958 | hi | Enw, Rhagenw | /hiː/ | h-prothesized form of i. |
| 959 | hiâ | Enw | /ˈhjaː/ | h-prothesized form of iâ (“ice”). |
| 960 | hiclys danheddog y mynydd | Enw | Alpine jagged notchwort (Lophozia opacifolia). | |
| 961 | hid | Enw | /hiːd/ | soft mutation of id. |
| 962 | hil | Enw | /hiːl/ | seed, issue, progeny. |
| 963 | hin | Enw | /hiːn/ | Equivalent to 'weather': The short-term state of the atmosphere at a specific time and place, including the temperature… |
| 964 | hir | Ansoddair | /hiːr/ | h-prothesized form of ir. |
| 965 | hirddisgwyliedig | Ansoddair | /ˌhiːrˌðɪsɡʊɨ̯lˈjɛdɪɡ/ | long-awaited. |
| 966 | his | Arddodiad | h-prothesized form of is. | |
| 967 | hithau | Rhagenw | /ˈhɪθaɨ̯/ | her also, and her too. |
| 968 | hoe | Enw | /hoːɨ̯/ | pause, break, rest. |
| 969 | hòg | Enw | /hɔɡ/ | |
| 970 | hollbwysigrwydd | Enw | /ˌhɔɬbʊɨ̯ˈsɪɡrʊɨ̯ð/ | quality or state of being all-important, vital importance, primacy. |
| 971 | hollti'r blewyn yn bedwar ar ddeg | Enw, Ymadrodd | to exaggerate. | |
| 972 | hon | Rhagenw, Bannod | /hɔn/ | (in conjunction with the definite article y) this. |
| 973 | hôr | Enw | /hoːr/ | h-prothesized form of ôr (“boundary, limit”). |
| 974 | hu- | Ymadrodd | /hɨː/ | affirmative prefix, emphasises prefixed word. |
| 975 | hud | Enw, Ansoddair | /hɨːd/ | enchantment, spell, charm. |
| 976 | hun | Enw, Ansoddair, Rhagenw | /hɨːn/ | h-prothesized form of un. |
| 977 | hunain | Rhagenw | /ˈhɨ̞nai̯n/ | (Rhagenw). |
| 978 | hunan-wasanaeth | Enw | /ˌhɨ̞nanwaˈsanaɨ̯θ/ | self-service. |
| 979 | hunanddarostyngiad | Enw | self-abasement, submission. | |
| 980 | hunangofiannau | Enw | /ˌhɨ̞nanɡɔvˈjanaɨ̯/ | |
| 981 | hunangofiannol | Enw | ||
| 982 | hunanymddarostyngiad | Enw | self-abasement, submission. | |
| 983 | hw | Enw | h-prothesized form of w. | |
| 984 | hwb | Enw | /huːb/ | thrust, push, jog. |
| 985 | hwn | Enw, Rhagenw, Bannod | /hʊn/ | Equivalent to 'this': A taxonomic genus within the family Coelopidae – certain kelp flies. |
| 986 | hŵr | Enw | /huːr/ | whore, prostitute. |
| 987 | hwy | Enw, Ansoddair, Rhagenw | /huːɨ̯/ | they; them. |
| 988 | hwyaden biglas yr Ariannin | Enw | ||
| 989 | hwythau | Rhagenw | /ˈhʊɨ̯θaɨ̯/ | they also, and them too. |
| 990 | hy | Ansoddair, Ebychiad | /hə/ | presumptuous, impudent. |
| 991 | hy- | Ymadrodd | /hə/ | added to verbal roots, indicates 'easy to X', 'X-able'. |
| 992 | hychydig | Bannod | h-prothesized form of ychydig. | |
| 993 | hyd | Enw, Arddodiad, Cysylltair | /hɨːd/ | abbreviation of Hydref (“October”). |
| 994 | hyd y gwn i | Enw, Ymadrodd | /ˌhɨːd ə ˈɡʊnɪ/ | as far as I know, for all I know. |
| 995 | hydoddeiddiedig | Enw | ||
| 996 | hydrogeneiddio | Enw | ||
| 997 | hŷn | Ansoddair, Rhagenw, Bannod | /hɨːn/ | (South Wales, informal) (in conjunction with the definite article y) these. |
| 998 | hyw | Enw | h-prothesized form of yw. | |
| 999 | i | Enw, Rhagenw, Arddodiad | /iː/ | The letter I, marked for its long stressed pronunciation, either in a monosyllabic word or in the final syllable of a po… |
| 1000 | i ben ei dennyn | Enw | Equivalent to 'the end of one's rope': The limit of one’s patience, when one is so frustrated or annoyed that one can no… | |
| 1001 | i lawr y grisiau | Enw | Equivalent to 'downstairs': The lower floor of a house, at ground level, or sometimes below. | |
| 1002 | i lawr y staer | Enw | Equivalent to 'downstairs': The lower floor of a house, at ground level, or sometimes below. | |
| 1003 | i lin o lin | Enw | from father to son, from generation to generation, generationally. | |
| 1004 | i'n | Enw | contraction of i and ein. | |
| 1005 | i'r pant y rhed y dŵr | Enw | ||
| 1006 | i'w | Enw | /ɪu̯/ | contraction of i + ei, literally “to/for his, to/for her”. |
| 1007 | ia | Enw, Adferf | /ˈiː.a/ | interrogative particle (used sentence-finally when a non-verbal element is fronted for emphasis). |
| 1008 | iachawdwriaeth | Enw | Equivalent to 'Salvation': The process of being saved, the state of having been saved (from hell). | |
| 1009 | iad | Enw | Crown of the head, pate; top, summit. | |
| 1010 | iâl | Enw, Ansoddair | /jaːl/ | a commote of medieval Wales within the cantref of Maelor in the Kingdom of Powys. |
| 1011 | iâr | Enw | /jaːr/ | Equivalent to 'hen': A female chicken (Gallus gallus), especially a sexually mature one kept for her eggs. |
| 1012 | iâr fach yr haf | Enw | Equivalent to 'butterfly': A flying insect of the order Lepidoptera, distinguished from moths by their diurnal activity… | |
| 1013 | ias | Enw | /ˈjaːs/ | boiling, seething. |
| 1014 | iau | Enw, Ansoddair | /jaɨ̯/ | abbreviation of dydd Iau (“Thursday”). |
| 1015 | id | Enw, Berf | /iːd/ | there is, that is. |
| 1016 | iddoch | Rhagenw | /ˈiː.ðɔχ/ | |
| 1017 | iddych | Rhagenw | /ˈiː.ðɨ̞χ/ | |
| 1018 | iddynt | Rhagenw | /ˈɪðɨ̞nt/ | |
| 1019 | ie | Enw, Adferf | /ˈiː.ɛ/ | Initialism of Indo-European. |
| 1020 | iet | Enw | /jɛt/ | gate (of garden, etc.). |
| 1021 | ife | Enw, Adferf | /ˈɪvɛ/ | Initialism of Institution of Fire Engineers. |
| 1022 | ig | Enw | ||
| 1023 | im | Rhagenw | /ɪm/ | |
| 1024 | imi | Rhagenw | /ˈɪmi/ | |
| 1025 | in | Rhagenw | /ɪn/ | |
| 1026 | inc | Enw | Equivalent to 'ink': A pigment (or dye)-based fluid used for writing, printing etc. | |
| 1027 | ing | Enw | /ɪŋ/ | agony, extreme pain. |
| 1028 | Io | Enw | /ˈiːɔ/ | Io (lover of Jupiter/Zeus). |
| 1029 | ir | Ansoddair | /iːr/ | raw, unprocessed, fresh. |
| 1030 | iro | Berf | /ˈɪrɔ/ | to lubricate, oil. |
| 1031 | is | Ansoddair, Arddodiad | /iːs/ | comparative degree of isel: lower. |
| 1032 | is- | Ymadrodd | /ˌiːs/ | lower, deputy, lieutenant, sub-, vice-, under-, by-. |
| 1033 | is-arlywyddiaeth | Enw | ||
| 1034 | isddatgymaliad | Enw | ||
| 1035 | isfeirniadaeth | Enw | lower criticism, textual criticism. | |
| 1036 | it | Rhagenw | /ɪt/ | |
| 1037 | ith | Enw | /iːθ/ | particle, atom, a grain. |
| 1038 | iti | Rhagenw | /ˈɪti/ | |
| 1039 | iw | Enw | ||
| 1040 | iwd | Enw | /juːd/ | Initialism of International Women's Day. |
| 1041 | iws | Enw | ||
| 1042 | j | Enw | /dʒeː/ | … |
| 1043 | jac | Enw | /dʒak/ | A term used in the names of certain creatures, plants and devices, literally "jack". |
| 1044 | jac llwyd y baw | Enw | ||
| 1045 | jac yn y bocs | Enw | ||
| 1046 | jam | Enw | /d͡ʒam/ | |
| 1047 | je | Enw | /dʒeː/ | The name of the Latin script letter J/j. |
| 1048 | jêl | Enw | ||
| 1049 | jip | Enw | /d͡ʒɪp/ | soft mutation of tsip. |
| 1050 | jôc | Enw | /d͡ʒoːk/ | Equivalent to 'joke': a diminutive of the female given name Jo. |
| 1051 | jwg | Enw | /d͡ʒʊɡ/ | Equivalent to 'Jug': A serving vessel or container, typically circular in cross-section and typically higher than it is… |
| 1052 | l | Enw | /ɛl/ | … |
| 1053 | lab | Enw | A laboratory. | |
| 1054 | lai | Ansoddair | soft mutation of llai (“smaller”). | |
| 1055 | lam | Enw | soft mutation of llam. | |
| 1056 | lân | Enw, Ansoddair, Adferf, Arddodiad | /laːn/ | soft mutation of glan (“shore, bank”). |
| 1057 | las | Enw, Ansoddair | /laːs/ | soft mutation of glas. |
| 1058 | latitiwdinariaid | Enw | ||
| 1059 | lau | Enw | /laɨ̯/ | soft mutation of llau (“lice”). |
| 1060 | law | Enw | soft mutation of glaw (“rain”). | |
| 1061 | le | Enw, Adferf | /leː/ | soft mutation of lle. |
| 1062 | led | Enw, Ansoddair | /leːd/ | soft mutation of lled. |
| 1063 | len | Enw | soft mutation of llen. | |
| 1064 | les | Enw | /leːs/ | lace (light fabric patterned with holes). |
| 1065 | lew | Enw | soft mutation of llew. | |
| 1066 | lid | Enw | soft mutation of llid. | |
| 1067 | lif | Enw | soft mutation of llif. | |
| 1068 | lin | Enw | /liːn/ | soft mutation of glin. |
| 1069 | liw | Enw | /lɪu̯/ | soft mutation of lliw. |
| 1070 | ll | Enw | /ɛɬ/ | … |
| 1071 | ll. | Enw, Ansoddair | abbreviation of lluosog (“plural”). | |
| 1072 | lladradeiddiwch | Enw | ||
| 1073 | llathredicfflam | Enw | ||
| 1074 | llawddewiniaeth | Enw | ||
| 1075 | llawfeddygaeth | Enw | surgery (surgical procedure). | |
| 1076 | llawfeddygwaith | Enw | Equivalent to 'surgery': The act or process involving major incisions to remove, repair, or replace a part of a body; an… | |
| 1077 | llawysgrifeniad | Enw | ||
| 1078 | llawysgriflyfr | Enw | ||
| 1079 | lle | Enw, Adferf | /ɬeː/ | Equivalent to 'where': The place in which something happens. |
| 1080 | lled-awtomatig | Enw | Equivalent to 'Semi-Automatic': A semi-automatic firearm, especially such a pistol. | |
| 1081 | lled-ddargludedd | Enw | ||
| 1082 | lled-ddargludiant | Enw | ||
| 1083 | lled-ddargludol | Enw, Ansoddair | /ˌɬɛdðarˈɡlɨ̞dɔl/ | semiconductive, semiconducting. |
| 1084 | lled-ddargludydd | Enw | /ˌɬeːdðarˈɡlɨ̞dɨ̞ð/ | Equivalent to 'Semiconductor': A substance with electrical properties intermediate between a good conductor and a good i… |
| 1085 | lled-werthfawr | Enw | Equivalent to 'semi-precious': Sort of or somewhat precious or valuable. | |
| 1086 | lled-ymwybodol | Enw | ||
| 1087 | lleden tafod yr hydd | Enw | ||
| 1088 | lleden yr Ynys Las | Enw | ||
| 1089 | lleill | Rhagenw | /ɬei̯ɬ/ | others, (the) other ones. |
| 1090 | llesteiriannau | Enw | /ˌɬɛsdei̯ˈrjanaɨ̯/ | |
| 1091 | lletchwithrwydd | Enw | awkwardness, clumsiness. | |
| 1092 | llifddanheddog | Enw | ||
| 1093 | llin y Tylwyth Teg | Enw | ||
| 1094 | llinad y dŵr crythog | Enw | fat duckweed (Lemna gibba). | |
| 1095 | llinad y dŵr eiddewddail | Enw | ivy-leaved duckweed (Lemna trisulca). | |
| 1096 | llinad y dŵr lleiaf | Enw | common duckweed (Lemna minor). | |
| 1097 | llinad y dŵr mwyaf | Enw | great duckweed (Spirodela polyrhiza). | |
| 1098 | llinos bengoch fach yr Arctig | Enw | ||
| 1099 | llinos bengoch y Gogledd | Enw | ||
| 1100 | llinos bengoch yr Arctig | Enw | mealy redpoll (Acanthis flammea flammea). | |
| 1101 | llinos bengoch yr Ynys Las | Enw | ||
| 1102 | llinos dân wynebddu’r Dwyrain | Enw | ||
| 1103 | llinos dân wynebddu’r Gorllewin | Enw | ||
| 1104 | llinos werdd y Dwyrain | Enw | Equivalent to 'grey-capped greenfinch': A small passerine bird of species Chloris sinica, in the finch family Fringillid… | |
| 1105 | llinos werdd y gegid | Enw | ||
| 1106 | llo | Enw | /ɬoː/ | Equivalent to 'Calf': A young cow or bull of any bovid, such as domestic cattle or buffalo. |
| 1107 | llofruddiaethau | Enw | ||
| 1108 | llongddrylliad | Enw | shipwreck. | |
| 1109 | llongyfarchiad | Enw | /ˌɬɔŋɡəˈvarχjad/ | congratulation. |
| 1110 | llongyfarchiadau | Enw, Ebychiad | Equivalent to 'Congratulations': Used to express such joy or acknowledgment: I heard you got a promotion. | |
| 1111 | llongyfarchion | Enw | ||
| 1112 | llostfain gyddf-felyn y De | Enw | sulphur-bearded reedhaunter or sulphur-throated spinetail (Limnoctites sulphuriferus syn. Certhiaxis sulphurifera). | |
| 1113 | llostfain gyddf-felyn y Gogledd | Enw | yellow-chinned or yellow-throated spinetail (Certhiaxis cinnamomeus syn. Certhiaxis cinnamomea). | |
| 1114 | llu | Enw | /ɬɨː/ | host, throng, multitude. |
| 1115 | llun troed yr arth | Enw | bear's-foot, stinking hellebore (Helleborus foetidus). | |
| 1116 | llun troed yr ebol | Enw | coltsfoot (Tussilago farfara). | |
| 1117 | llw | Enw | /ɬuː/ | curse, oath, swear word. |
| 1118 | llwyd fenig yr hydd | Enw | ||
| 1119 | llwyrymataliol | Enw | ||
| 1120 | llwyrymwrthodol | Ansoddair | /ˌɬʊɨ̯r(ˌ)əmʊrˈθɔdɔl/ | teetotal, totally abstaining from alcohol. |
| 1121 | llydanfrydiaeth | Enw | ||
| 1122 | llyfrgellyddiaeth | Enw | /ɬəvrɡɛˈɬɨ̞ðjaɨ̯θ/ | Equivalent to 'librarianship': The act of operating of a library; service as a librarian. |
| 1123 | llygad y deryn bach | Enw | ||
| 1124 | llygad y dydd gwynion | Enw | ||
| 1125 | llygad y gŵr drwg | Enw | dandelion (Taraxacum officinale). | |
| 1126 | llygadwyn Ynys y Nadolig | Enw | ||
| 1127 | llygwyn ffrwythau had garw | Enw | ||
| 1128 | llys copyn y dwfr | Enw | ||
| 1129 | llys y dryw peraroglus | Enw | ||
| 1130 | llys y fors blewog | Enw | ||
| 1131 | llys y fors eddïog | Enw | ||
| 1132 | llys y milwr coch | Enw | ||
| 1133 | llys y neidr fynyddig | Enw | ||
| 1134 | llys yr angel peraroglaidd | Enw | ||
| 1135 | llys yr eryr perarogl | Enw | ||
| 1136 | llys yr ysgyfaint Arfor | Enw | ||
| 1137 | llys yr ysgyfaint Culddail | Enw | ||
| 1138 | llysiau gwynion y gerddi | Enw | ||
| 1139 | llysieuyn melyn y fagwyr | Enw | ||
| 1140 | llysywen bendoll y môr | Enw | sea lamprey (Lampetra marinus). | |
| 1141 | llysywen bendoll y nant | Enw | brook lamprey (Lampetra planeri). | |
| 1142 | llysywen bendoll yr afon | Enw | river lamprey (Lampetra fluviatilis). | |
| 1143 | llythyrgludiad | Enw | ||
| 1144 | llywodraethiad | Enw | ||
| 1145 | llywodraethwyr | Enw | ||
| 1146 | llywyddiaethau | Enw | /ˌɬəu̯.əðˈjeɨ̯θaɨ̯/ | |
| 1147 | lo | Enw | soft mutation of llo. | |
| 1148 | loc | Enw | /lɔk/ | soft mutation of lloc (“enclosure, pen”). |
| 1149 | lol | Enw | /lɔl/ | frivolity, tomfoolery. |
| 1150 | lon | Enw, Ansoddair | /lɔn/ | soft mutation of llon. |
| 1151 | lori goch a glas | Enw | ||
| 1152 | lu | Enw | /lɨː/ | soft mutation of llu. |
| 1153 | lud | Enw | /lɨːd/ | soft mutation of llud (“slime”). |
| 1154 | lun | Enw | /lɨːn/ | soft mutation of llun. |
| 1155 | lwc | Enw | /lʊk/ | |
| 1156 | lwy | Enw | /luːɨ̯/ | soft mutation of llwy. |
| 1157 | lyd | Enw | /lɨːd/ | soft mutation of llyd (“passion”). |
| 1158 | lyf | Berf | /lɨːv/ | soft mutation of llyf. |
| 1159 | lygad y dydd mawr | Enw | ||
| 1160 | lym | Berf | soft mutation of llym (“sharp, pointed”). | |
| 1161 | lyn | Enw | /lɨ̞n/ | soft mutation of glyn. |
| 1162 | lys | Enw | /lɨːs/ | soft mutation of llys. |
| 1163 | m | Enw | /ɛm/ | … |
| 1164 | ma' | Berf | ||
| 1165 | mab | Enw | /maːb/ | boy, son, infant, child (of either sex), minor, youth. |
| 1166 | mad | Enw, Ansoddair | /maːd/ | lucky, fortunate. |
| 1167 | madarch cennog y coed | Enw | scaly wood mushrooms (Agaricus langei). | |
| 1168 | madarch gwridog y coed | Enw | blushing wood mushrooms (Agaricus silvaticus). | |
| 1169 | madarch mawr y maes | Enw | macro mushrooms (Agaricus urinascens). | |
| 1170 | madarch rhosliw y coed | Enw | rosy wood mushrooms (Agaricus langei). | |
| 1171 | mae | Berf | /maːɨ̯/ | |
| 1172 | mae clustiau gan foch bach | Ymadrodd | (Ymadrodd). | |
| 1173 | mae clustiau mawr gan foch bach | Ymadrodd | little pitchers have big ears (observation that small children often overhear more of what is said than adults realize o… | |
| 1174 | mae eisiau bwyd arna i | Ymadrodd | I'm hungry. | |
| 1175 | mae eli i bob dolur | Enw | ||
| 1176 | mae gan foch bach glustiau | Ymadrodd | (Ymadrodd). | |
| 1177 | mae gan foch bach glustiau mawr | Ymadrodd | little pitchers have big ears (observation that small children often overhear more of what is said than adults realize o… | |
| 1178 | mae gwaed yn dewach na dŵr | Enw, Ymadrodd | Equivalent to 'blood is thicker than water': Family relations and loyalties are stronger than relationships with people… | |
| 1179 | mae mwy nag un ffordd i gael Wil i'w wely | Enw | ||
| 1180 | mae syched arna i | Ymadrodd | I'm thirsty. | |
| 1181 | mae'n ddrwg gen i | Enw, Ymadrodd | /maːɨ̯n ˈðruːɡ ˌɡɛnɪ/ | Equivalent to 'Sorry': The act of saying sorry; an apology. |
| 1182 | mae'n ddrwg gyda fi | Enw, Ymadrodd | I'm sorry. | |
| 1183 | mag | Enw | /maːɡ/ | nasal mutation of bag. |
| 1184 | Mai | Enw, Cysylltair | /mai̯/ | that (introduces a noun clause, marking it for emphasis). |
| 1185 | mam | Enw | /mam/ | Equivalent to 'mum': A type of strong beer, originally made in Brunswick, Germany. |
| 1186 | man | Enw, Ansoddair | /maːn/ | Equivalent to 'Mole': In the International System of Units, the base unit of amount of substance; the amount of substanc… |
| 1187 | manddryllddail | Ansoddair | /manˈðrəɬðai̯l/ | having finely broken leaves. |
| 1188 | maneg y Tylwyth Teg | Enw | foxglove (Digitalis purpurea). | |
| 1189 | manicin penddu Prydain Newydd | Enw | ||
| 1190 | manicin penwyn Prydain Newydd | Enw | ||
| 1191 | map | Enw | /map/ | |
| 1192 | mapgoll glan y dŵr | Enw | ||
| 1193 | mâr | Ansoddair | /maːr/ | soft mutation of bâr. |
| 1194 | marchddanhadlen | Enw | ||
| 1195 | màs | Enw, Adferf | /maːs/ | |
| 1196 | màs atomig cymharol cymedrig | Enw | ||
| 1197 | mat | Enw | /mat/ | mat (flat piece of coarse material used for wiping one’s feet or as a decorative or protective floor covering). |
| 1198 | meddyginiaethau | Enw | ||
| 1199 | meddyginiaethol | Enw | ||
| 1200 | meddyginiaethu | Enw | ||
| 1201 | mêl | Enw | /meːl/ | nasal mutation of bêl (“bale”). |
| 1202 | melysor moel Prydain Newydd | Enw | ||
| 1203 | mên | Enw, Ansoddair | /meːn/ | Equivalent to 'Wain': A wagon; a four-wheeled cart for hauling loads, usually pulled by horses or oxen. |
| 1204 | menig y Tylwyth Teg | Enw | ||
| 1205 | menyn y tylwyth teg | Enw | ||
| 1206 | mêr | Enw, Ansoddair | /meːr/ | nasal mutation of ber (“short”). |
| 1207 | merthyroliaeth | Enw | ||
| 1208 | mes | Enw | /meːs/ | Equivalent to 'Mace': A spice obtained from the outer layer of the kernel of the fruit of the nutmeg. |
| 1209 | mêt | Enw | /meːt/ | A term of address for a friend, especially male. mate, friend. |
| 1210 | metaboblogaeth | Enw | Equivalent to 'metapopulation': A group of interacting populations of the same species. | |
| 1211 | metaboblogaethau | Enw | ||
| 1212 | metachwiliadur | Enw | Equivalent to 'metasearch engine': A system that displays aggregated results from several search engines, invoked simult… | |
| 1213 | metachwiliaduron | Enw | ||
| 1214 | mewn du a gwyn | Enw | in black and white, in writing. | |
| 1215 | mheirianweithiau | Enw | nasal mutation of peirianweithiau. | |
| 1216 | mhencampwriaeth | Enw | /ˌm̥ɛŋkamˈpʊrjaɨ̯θ/ | nasal mutation of pencampwriaeth (“championship”). |
| 1217 | mhencampwriaethau | Enw | /ˌm̥ɛŋkampʊrˈjeɨ̯θaɨ̯/ | nasal mutation of pencampwriaethau (“championships”). |
| 1218 | mhiwi coed y dwyrain | Enw | nasal mutation of piwi coed y dwyrain. | |
| 1219 | mhiwïaid coed y dwyrain | Enw | nasal mutation of piwïaid coed y dwyrain. | |
| 1220 | mhrifathrawesau | Enw | nasal mutation of prifathrawesau (“headmistresses”). | |
| 1221 | mhroffesiynoldeb | Enw | nasal mutation of proffesiynoldeb. | |
| 1222 | mi | Enw, Adferf, Rhagenw | /miː/ | A syllable used in sol-fa (solfège) to represent the third note of a major scale. |
| 1223 | microgyfrifiadur | Enw | Equivalent to 'Microcomputer': A computer designed around a microprocessor, smaller than a minicomputer or a mainframe. | |
| 1224 | microgyfrifiaduron | Enw | ||
| 1225 | mil | Enw, Ansoddair | /miːl/ | vermin (animal not normally eaten by people). |
| 1226 | min | Enw | /miːn/ | Equivalent to 'Lip': Either of the two fleshy protrusions around the opening of the mouth. |
| 1227 | minigyfrifiadur | Enw | minicomputer. | |
| 1228 | minigyfrifiaduron | Enw | ||
| 1229 | mis | Enw | /miːs/ | Equivalent to 'month': A period into which a year is divided, historically based on the phases of the moon. |
| 1230 | mit | Enw | Dated form of mitt. | |
| 1231 | mo | Adferf | /mɔ/ | negative particle used when immediately preceding the definite article or a definite noun phrase. |
| 1232 | mod | Berf | /moːd/ | nasal mutation of bod. |
| 1233 | moderneiddiwch | Enw, Ansoddair | modernity. | |
| 1234 | mof | Enw, Ansoddair | /moːv/ | mauve (dye and colour). |
| 1235 | mol | Enw | /mɔl/ | rheum, sleep, discharge from eyes. |
| 1236 | môn | Enw | /moːn/ | nasal mutation of bôn. |
| 1237 | monomiwcleosis | Enw | ||
| 1238 | mononiwcleosis | Enw | ||
| 1239 | mor | Enw, Adferf | /moːr/ | how, so, as. |
| 1240 | mor falch â phaun | Enw | ||
| 1241 | mor iach â’r gneuen | Enw | ||
| 1242 | mor sobr â'r saint | Enw, Ymadrodd | as sober as a judge (completely sober). | |
| 1243 | mor-filltiroedd | Enw | ||
| 1244 | morffogystrawen | Enw | Equivalent to 'morphosyntax': The system of the internal structure of words (morphology) and the way in which words are… | |
| 1245 | morffogystrawennol | Enw, Ansoddair | morphosyntactic. | |
| 1246 | mri | Enw | /mriː/ | nasal mutation of bri. |
| 1247 | mro | Enw | nasal mutation of bro. | |
| 1248 | mud | Ansoddair | /mɨːd/ | mute, dumb, silent (unable or unwilling to speak). |
| 1249 | mul | Enw | /mɨːl/ | Equivalent to 'last': A tool in the form of a foot on which an item of footwear (such as a boot or shoe) is placed for s… |
| 1250 | mur | Enw | /mɨːr/ | Equivalent to 'wall': A Chinese constellation located near Pegasus and Andromeda, one of the 28 lunar mansions and part… |
| 1251 | mẁd | Enw | /muːd/ | vault, ceiling. |
| 1252 | mẁg | Enw | /mʊɡ/ | nasal mutation of bwg. |
| 1253 | mŵl | Enw | ||
| 1254 | mws | Enw, Ansoddair | /muːs/ | elk, moose, Alces alces. |
| 1255 | mwy | Enw, Ansoddair, Adferf | /muːɨ̯/ | comparative degree of mawr (“big, large”). |
| 1256 | mwyngloddiaeth | Enw | ||
| 1257 | mya | Enw | abbreviation of milltir yn awr. | |
| 1258 | myd | Enw | nasal mutation of byd (“world”). | |
| 1259 | mỳg | Enw | /məɡ/ | Equivalent to 'mug': A large cup for beverages, usually having a handle and used without a saucer. |
| 1260 | myn | Enw, Arddodiad | /mɨn/ | man, mun, mate, dude (term of address, usually to a male). |
| 1261 | mynd ar ei eistedd | Berf | to sit down. | |
| 1262 | mynd ar ôl ysgyfarnog | Berf | to fly off at a tangent, to digress. | |
| 1263 | mynd i chwiban ysgadan | Enw | ||
| 1264 | mynd yn ffliwt ar | Enw | ||
| 1265 | myr | Enw, Ansoddair | /mɨːr/ | nasal mutation of byr (“short”). |
| 1266 | myrdd-ddail blodau bob yn ail | Enw | alternate water-milfoil (Myriophyllum alterniflorum). | |
| 1267 | myrdd-ddail bob yn ail | Enw | alternate water-milfoil (Myriophyllum alterniflorum). | |
| 1268 | mys | Enw | /mɨːs/ | nasal mutation of bys. |
| 1269 | myw | Berf | nasal mutation of byw. | |
| 1270 | n | Enw | /ɛn/ | … |
| 1271 | na | Enw, Berf, Ansoddair, Adferf, Cysylltair, Ebychiad | /na(ː)/ | don’t (with verbs in the imperative mood). |
| 1272 | na farnwch fel na'ch bernir | Ansoddair | judge not, that ye be not judged. | |
| 1273 | nac | Adferf | /nak/ | prevocalic form of na. |
| 1274 | nad | Enw, Cysylltair | /naːd/ | that … not (introduces a negative noun clause, marking it for emphasis). |
| 1275 | nag | Adferf | /naɡ/ | not (in answers and tag questions). |
| 1276 | nai | Enw | /nai̯/ | Equivalent to 'nephew': A son of one's sibling, brother-in-law, or sister-in-law; either a son of one's brother (fratern… |
| 1277 | nal | Berf | /nal/ | nasal mutation of dal. |
| 1278 | nam | Enw | /nam/ | sin, moral failing. |
| 1279 | naw | Berf, Ansoddair | /naːu̯/ | nasal mutation of daw. |
| 1280 | ne | Enw | /neː/ | nasal mutation of de. |
| 1281 | neb | Rhagenw | /neːb/ | Equivalent to 'no one': Used in contrast to anyone, someone or everyone: not one person; nobody. |
| 1282 | nef | Enw | /neːv/ | Equivalent to 'heaven': The abode of God or the gods, when considered as a specific location; the abode of the blessed d… |
| 1283 | neg | Ansoddair | /neːɡ/ | nasal mutation of deg (“(cardinal) ten”). |
| 1284 | nei | Berf | /nei̯/ | |
| 1285 | nen | Enw | ||
| 1286 | neo-wladychiaeth | Enw | Equivalent to 'neocolonialism': The control or domination by a powerful country over weaker ones (especially former colo… | |
| 1287 | nes | Enw, Berf, Ansoddair, Cysylltair | /neːs/ | Initialism of night eating syndrome. |
| 1288 | nes penelin nag arddwrn | Enw, Ymadrodd | Equivalent to 'blood is thicker than water': Family relations and loyalties are stronger than relationships with people… | |
| 1289 | neu | Cysylltair | /neɨ̯/ | Equivalent to 'or': The binary operator inclusive or, true if one at least one of two inputs is true. |
| 1290 | neuddeheurwydd | Enw | nasal mutation of deuddeheurwydd. | |
| 1291 | newyddiaduraeth | Enw | Equivalent to 'journalism': The aggregating, writing, editing, and presenting of news or news articles for widespread di… | |
| 1292 | newyddiadurwyr | Enw | ||
| 1293 | ng | Enw | /ɛŋ/ | |
| 1294 | nghanolbarthau | Enw | /ˌŋ̊anɔlˈbarθaɨ̯/ | nasal mutation of canolbarthau. |
| 1295 | nghardinaliaid | Enw | /ˌŋ̊ardɪˈnaljai̯d/ | nasal mutation of cardinaliaid. |
| 1296 | ngherddoriaeth | Enw | /ŋ̊ɛrˈðɔrjaɨ̯θ/ | nasal mutation of cerddoriaeth (“music”). |
| 1297 | nghorgimychiaid | Enw | nasal mutation of corgimychiaid. | |
| 1298 | nghoronafeirws | Enw | /ŋ̊ɔˈrɔnaˌvei̯rʊs/ | nasal mutation of coronafeirws. |
| 1299 | nghydbreswylwyr | Enw | /ˌŋ̊ɨːdbrɛˈsʊɨ̯lwɨ̞r/ | nasal mutation of cydbreswylwyr. |
| 1300 | nghyfalafiaeth | Enw | nasal mutation of cyfalafiaeth. | |
| 1301 | nghyfoethocach | Ansoddair | nasal mutation of cyfoethocach. | |
| 1302 | nghyfoethogion | Ansoddair | nasal mutation of cyfoethogion. | |
| 1303 | nghyfreithwraig | Enw | /ŋ̊əvˈreiθwrai̯ɡ/ | nasal mutation of cyfreithwraig. |
| 1304 | nghyfrifiaduron | Enw | nasal mutation of cyfrifiaduron. | |
| 1305 | nghyfrifiannell | Enw | nasal mutation of cyfrifiannell (“calculator”). | |
| 1306 | nghyfrifiannellau | Enw | nasal mutation of cyfrifiannellau (“calculators”). | |
| 1307 | nghyfrinachoedd | Enw | nasal mutation of cyfrinachoedd. | |
| 1308 | nghyfrwngddarostyngedigaeth | Enw | nasal mutation of cyfrwngddarostyngedigaeth. | |
| 1309 | nghynulleidfaoedd | Enw | nasal mutation of cynulleidfaoedd. | |
| 1310 | nghythreuliaid | Enw | /ŋ̊əθˈreɨ̯ljai̯d/ | nasal mutation of cythreuliaid. |
| 1311 | ngweriniaethau | Enw | /ɡwɛrɪnˈjeɨ̯θaɨ̯/ | nasal mutation of gweriniaethau. |
| 1312 | nhe | Enw | /n̥eː/ | nasal mutation of te. |
| 1313 | nhechnegyddion | Enw | nasal mutation of technegyddion. | |
| 1314 | nhewbig du a melyn | Enw | nasal mutation of tewbig du a melyn. | |
| 1315 | nhewbigau du a melyn | Enw | nasal mutation of tewbigau du a melyn. | |
| 1316 | nheyrnaddoliant | Enw | /ˌn̥eɨ̯rnaˈðɔljant/ | nasal mutation of teyrnaddoliant. |
| 1317 | nhi | Enw | /n̥iː/ | nasal mutation of ti. |
| 1318 | nho | Enw | nasal mutation of to. | |
| 1319 | nhu | Enw | /n̥ɨː/ | nasal mutation of tu. |
| 1320 | nhw | Rhagenw | /n̥uː/ | Equivalent to 'they': A group of entities previously mentioned. |
| 1321 | nhwthau | Rhagenw | /ˈn̥ʊθaɨ̯/ | they also, and them too. |
| 1322 | nhŷ | Enw | /n̥ɨː/ | nasal mutation of tŷ (“house”). |
| 1323 | ni | Adferf, Rhagenw | /niː/ | Equivalent to 'us': Initialism of the United States: a country in North America. |
| 1324 | ni wna arian, mwy na gwrtaith, les heb ei chwalu | Enw | ||
| 1325 | ni- | Ymadrodd | /ˌniː/ | nasal mutation of di-. |
| 1326 | nid | Adferf | /nɪd/ | not (used before a word or phrase that has been moved before the main verb for emphasis). |
| 1327 | nid aur yw popeth melyn | Ymadrodd | /nɪd aɪr ʊw ˈpɔpɛθ ˈmɛlɪn/ | all that glitters is not gold. |
| 1328 | nid hawdd twyllo hen frithyllod | Enw | ||
| 1329 | nid mewn undydd y codwyd Rhufain | Ymadrodd | Rome wasn't built in a day. | |
| 1330 | nid oes dim dwywaith nad | Enw, Ymadrodd | no two ways about it. | |
| 1331 | nid twyll twyllo twyllwr | Enw | ||
| 1332 | nid wrth ei big y mae mesur cyffylog | Ymadrodd | /ˌnɪd ʊrθ ei̯ ˌbiːɡ ə maːɨ̯ ˌmɛsɨ̞r kəˈfəlɔɡ/ | "Never judge a book by its cover", literally "One doesn't measure a woodcook according to its beak", deriving from the p… |
| 1333 | nid wrth ei big y mae prynu cyffylog | Enw, Ymadrodd | /ˌnɪd ʊrθ ei̯ ˌbiːɡ ə maːɨ̯ ˌprənɨ kəˈfəlɔɡ/ | "Never judge a book by its cover", literally "One doesn't buy a woodcook according to its beak", deriving from the pract… |
| 1334 | ninnau | Rhagenw | /ˈnɪnaɨ̯/ | we also, and us too. |
| 1335 | nis | Enw | /niːs/ | nasal mutation of dis. |
| 1336 | nod | Enw, Berf | /noːd/ | aim, objective, goal. |
| 1337 | nodwydd ddur y bugail | Enw | ||
| 1338 | nof | Enw | /noːv/ | Initialism of neck of femur. |
| 1339 | nòl | Enw, Berf, Adferf | /noːl/ | nasal mutation of dòl. |
| 1340 | nos | Enw | /noːs/ | Equivalent to 'night': The time when the Sun is below the horizon when the sky is dark. |
| 1341 | noswyl Fair y Canhwyllau | Enw | ||
| 1342 | not | Enw | /nɔt/ | nasal mutation of dot. |
| 1343 | nug | Berf | nasal mutation of dug. | |
| 1344 | nŵr | Enw | nasal mutation of dŵr (“water”). | |
| 1345 | nwy | Enw, Ansoddair | /nuːɨ̯/ | gas (state of matter). |
| 1346 | ny- | Ymadrodd | /nə/ | nasal mutation of dy-. |
| 1347 | nyf | Enw | /nɨːv/ | |
| 1348 | o | Enw, Rhagenw, Arddodiad, Cysylltair | /oː/ | The letter O, marked for its long stressed pronunciation, either in a monosyllabic word or in the final syllable of a po… |
| 1349 | o amser i amser | Adferf | Equivalent to 'from time to time': Occasionally; sometimes; once in a while. | |
| 1350 | o amser yn amser | Adferf | from time to time. | |
| 1351 | o begwn i begwn | Enw, Ymadrodd | pole to pole. | |
| 1352 | o ben i ben | Enw | by word of mouth, by hearsay. | |
| 1353 | o bryd i'w gilydd | Enw | Equivalent to 'from time to time': Occasionally; sometimes; once in a while. | |
| 1354 | o dro i dro | Enw, Ymadrodd | Equivalent to 'from time to time': Occasionally; sometimes; once in a while. | |
| 1355 | o gam i gam | Enw | step by step. | |
| 1356 | o glun i glun | Enw | step by step. | |
| 1357 | o gwmpas y lle | Enw | ||
| 1358 | o hwrdd i hwrdd | Enw | blow-by-blow, step by step. | |
| 1359 | o lin i lin | Enw | Equivalent to 'line by line': From one line of text to the next. | |
| 1360 | o litrwm i litrwm | Enw | little by little, step by step. | |
| 1361 | o radd i radd | Enw | step by step. | |
| 1362 | o ris i ris | Enw | step by step. | |
| 1363 | o un i un | Enw | one by one, sequentially. | |
| 1364 | o- | Ymadrodd | /ɔ/ | soft mutation of go-. |
| 1365 | o'n | Berf | contraction of roeddwn. | |
| 1366 | o't | Berf | contraction of roeddet. | |
| 1367 | obeutu | Arddodiad | /ɔˈbeɨ̯tɨ̞/ | about (approximately). |
| 1368 | oblegid | Arddodiad | /ɔbˈlɛɡɨ̞d/ | because of. |
| 1369 | oce | Ebychiad | /ˈɔkɛ/ | |
| 1370 | ocr | Enw | /ɔkr/ | Equivalent to 'ochre': A clay earth pigment containing silica, aluminum and ferric oxide. |
| 1371 | od | Enw, Ansoddair, Cysylltair | /oːd/ | odd (not even). |
| 1372 | oddeutu | Arddodiad | /ɔˈðeɨ̯tɨ/ | around, about, approximately. |
| 1373 | odi | Berf | /ˈɔdɪ/ | to throw, to hurl. |
| 1374 | odl | Enw | /ɔdl/ | ode, song. |
| 1375 | ods | Enw | Initialism of OpenDocument Spreadsheet. | |
| 1376 | oe | Enw | Initialism of Old English. | |
| 1377 | oed | Enw | /oːɨ̯d/ | Equivalent to 'age': The amount of time that some being has been alive, or that some thing has been in existence, as mea… |
| 1378 | oen | Enw | /oːɨ̯n/ | Equivalent to 'lamb': Alternative letter-case form of lamb (“a fan of Mariah Carey”). |
| 1379 | oer | Ansoddair | /oːɨ̯r/ | Equivalent to 'cold': Acronym of computer output to laser disc. |
| 1380 | oes | Enw, Berf | /oːɨ̯s/ | life, lifetime, lifespan. |
| 1381 | oes yr arth a'r blaidd | Enw | ||
| 1382 | of | Enw | soft mutation of gof. | |
| 1383 | ofn | Enw | /ɔvn/ | Equivalent to 'fear': A strong, unpleasant emotion or feeling caused by actual or perceived danger or threat. |
| 1384 | og | Enw | /ˈoːɡ/ | Equivalent to 'Harrow': A device consisting of a heavy framework having several disks or teeth in a row, which is dragge… |
| 1385 | ogi | Enw, Berf | A fermented cereal porridge from West Africa, typically made from maize, sorghum, or millet. | |
| 1386 | oherwydd | Arddodiad | /ɔˈhɛrwɨ̞ð/ | because of. |
| 1387 | ohonoch | Rhagenw | /ɔˈhɔnɔχ/ | |
| 1388 | ohonon | Rhagenw | /ɔˈhɔnɔn/ | |
| 1389 | ohonot | Rhagenw | /ɔˈhɔnɔt/ | |
| 1390 | ohonyn | Rhagenw | /ɔˈhɔnɨn/ | |
| 1391 | ohonynt | Rhagenw | ||
| 1392 | oi | Enw | A working-class punk rock subgenre of the 1970s, sometimes associated with racism. | |
| 1393 | ôl | Enw | /oːl/ | mark, residue. |
| 1394 | ola | Ansoddair | A female given name used in the U.S. in the end of the nineteenth century. | |
| 1395 | oll | Bannod | /oːɬ/ | all (preceded by the definite article, precedes the noun). |
| 1396 | OMB | Ebychiad | initialism of O Mam Bach! (literally “Oh Little Mother!”), OMG. | |
| 1397 | ond | Cysylltair | Equivalent to 'only': without any others of the same type. | |
| 1398 | oni | Adferf, Cysylltair | /ˈɔni/ | used to introduce a negative question. |
| 1399 | onn | Enw | /ɔn/ | Equivalent to 'ash tree': A tree of the genus Fraxinus, with compound leaves and a tough, flexible wood. |
| 1400 | ôr | Enw | /oːr/ | soft mutation of gôr (“pus, discharge”). |
| 1401 | or- | Ymadrodd | /ɔr/ | soft mutation of gor-. |
| 1402 | os | Cysylltair | /ɔs/ | if (used with factual conditionals, i.e., those that are considered likely or plausible). |
| 1403 | os gweli di'n dda | Ymadrodd | /ɔs ˌɡwɛlɪ diːn ˈðaː/ | please (familiar singular). |
| 1404 | os gwelwch chi'n dda | Ymadrodd | please (plural and polite singular). | |
| 1405 | os gwelwch yn dda | Enw, Ymadrodd | /ɔs ˌɡwɛlʊχ ən ˈðaː/ | Equivalent to 'please': To make happy or satisfy; to give pleasure to. |
| 1406 | ots | Enw | /ɔts/ | difference, odds. |
| 1407 | ou | Enw | A probably extinct species of Hawaiian honeycreeper, Psittirostra psittacea. | |
| 1408 | ow | Enw | Synonym of ouch (“cry of pain”). | |
| 1409 | oy | Enw | An exclamation typically expressing mild frustration or expressing feelings of uncertainty or concern. | |
| 1410 | p | Enw | /piː/ | … |
| 1411 | pa | Rhagenw, Bannod | /paː/ | Equivalent to 'which': used in questions etc when asking someone to point out, state etc one or more persons, things etc… |
| 1412 | pab | Enw | /paːb/ | |
| 1413 | pabi coch yr ŷd | Enw | red poppy, corn poppy (Papaver rhoeas). | |
| 1414 | pac | Enw | /pak/ | a pack, a bundle, a deck (of cards). |
| 1415 | pâl | Enw | /paːl/ | Atlantic puffin, puffin (Fratercula arctica). |
| 1416 | palf y gath bali | Enw | yellow bugle, ground pine (Ajuga chamaepitys). | |
| 1417 | palf y gath balig | Enw | ||
| 1418 | pall ar y galon | Enw | Equivalent to 'heart failure': The chronic inability of the heart to pump a sufficient amount of blood throughout the bo… | |
| 1419 | pam | Adferf | /pam/ | |
| 1420 | pan | Cysylltair | /pan/ | Equivalent to 'when': At what time?. |
| 1421 | pan fydd Nadolig yn yr haf a gwsberis yn y gaeaf | Ymadrodd | when pigs fly, never. | |
| 1422 | pan fydd uffern yn rhewi drosodd | Enw | when Hell freezes over. | |
| 1423 | pan fydd yr Wyddfa’n gaws | Ymadrodd | when pigs fly, never. | |
| 1424 | pâr | Enw, Berf | /paːr/ | pair (two similar or identical things). |
| 1425 | paraseicolegol | Enw | ||
| 1426 | paraseicolegydd | Enw | ||
| 1427 | partneriaethau | Enw | ||
| 1428 | pas | Enw | /paːs/ | turn, go (opportunity to partake in an activity). |
| 1429 | pau | Enw | /paɨ̯/ | land, nation. |
| 1430 | pawb â’i fys lle bo’i ddolur | Enw | ||
| 1431 | pawb at y peth y bo | Enw | ||
| 1432 | pe | Cysylltair | /peː/ | if (used with counterfactual conditionals, i.e., those that are impossible or considered very unlikely). |
| 1433 | pedair ar bymtheg a phedwar ugain | Enw, Ansoddair | /ˌpɛdai̯r ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡai̯n/ | Equivalent to 'ninety-nine': A traditional British ice cream cone with a flaky chocolate bar inserted, usually made with… |
| 1434 | pedair ar bymtheg a thrigain | Ansoddair | (Ansoddair). | |
| 1435 | pedair ar bymtheg ar hugain | Ansoddair | (Ansoddair). | |
| 1436 | pedair ar ddeg ar hugain | Ansoddair | (Ansoddair). | |
| 1437 | pedwar ar bymtheg a phedwar ugain | Ansoddair | /ˌpɛdwar ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡai̯n/ | Equivalent to 'ninety-nine': A traditional British ice cream cone with a flaky chocolate bar inserted, usually made with… |
| 1438 | pedwar ar bymtheg a thrigain | Ansoddair | seventy-nine. | |
| 1439 | pedwar ar bymtheg ar hugain | Ansoddair | thirty-nine. | |
| 1440 | pedwar ar ddeg ar hugain | Ansoddair | thirty-four. | |
| 1441 | pedwar ugain a naw | Enw | ||
| 1442 | pedwar ugain ac un | Enw, Ansoddair | eighty-one. | |
| 1443 | pedwar ugain ac unfed | Ansoddair | eighty-first. | |
| 1444 | pedwaredd ar bymtheg a phedwar ugain | Ansoddair | /pɛdˌwarɛð ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡai̯n/ | feminine singular of pedwerydd ar bymtheg a phedwar ugain. |
| 1445 | pedwaredd ar bymtheg a thrigain | Ansoddair | feminine singular of pedwerydd ar bymtheg a thrigain. | |
| 1446 | pedwaredd ar bymtheg ar hugain | Ansoddair | feminine singular of pedwerydd ar bymtheg ar hugain. | |
| 1447 | pedwaredd ar ddeg ar hugain | Ansoddair | feminine singular of pedwerydd ar ddeg ar hugain. | |
| 1448 | pedwartroediad | Enw | quadruped. | |
| 1449 | pedwerydd ar bymtheg a phedwar ugain | Ansoddair | /pɛdˌwɛrɨ̞ð ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡai̯n/ | ninety-ninth. |
| 1450 | pedwerydd ar bymtheg a thrigain | Ansoddair | seventy-ninth. | |
| 1451 | pedwerydd ar bymtheg ar hugain | Ansoddair | thirty-ninth. | |
| 1452 | pedwerydd ar ddeg ar hugain | Ansoddair | thirty-fourth. | |
| 1453 | peg | Enw | A cylindrical wooden or metal object used to fasten or as a bearing between objects. | |
| 1454 | pei | Enw | /pei̯/ | Equivalent to 'pie': Ellipsis of pie-dog (“an Indian breed, a stray dog in Indian contexts”). |
| 1455 | peirianweithiau | Enw | ||
| 1456 | peirianyddiaeth | Enw | Equivalent to 'engineering': The application of mathematics and the physical sciences to the needs of humanity and the d… | |
| 1457 | pêl | Enw | /peːl/ | mark of honour, prize, renown. |
| 1458 | pen | Enw, Ansoddair | /pɛn/ | Equivalent to 'head': A surname from Middle English, from residence near a hilltop or the head of a river, or a byname f… |
| 1459 | pencampwriaeth | Enw | /ˌpɛŋkamˈpʊrjaɨ̯θ/ | championship (competition to determine a champion). |
| 1460 | pencampwriaethau | Enw | /ˌpɛŋkampʊrˈjeɨ̯θaɨ̯/ | |
| 1461 | penderfyniaeth | Enw | /ˌpɛndɛrˈvənjaɨ̯θ/ | determinism. |
| 1462 | pentyrru marwor am ben rhywun | Enw, Berf | to heap coals of fire on someone's head, to provoke someone to remorse with good deeds. | |
| 1463 | pentyrru marwor ar ben rhywun | Berf | ||
| 1464 | pêr | Enw, Ansoddair | /peːr/ | pear trees; sweet-fruit trees. |
| 1465 | perffeithrwydd | Enw | perfection. | |
| 1466 | PH | Enw | /fiː/ | … |
| 1467 | pheirianweithiau | Enw | aspirate mutation of peirianweithiau. | |
| 1468 | phencampwriaeth | Enw | /ˌfɛŋkamˈpʊrjaɨ̯θ/ | aspirate mutation of pencampwriaeth (“championship”). |
| 1469 | phencampwriaethau | Enw | /ˌfɛŋkampʊrˈjeɨ̯θaɨ̯/ | aspirate mutation of pencampwriaethau (“championships”). |
| 1470 | phiwi coed y dwyrain | Enw | aspirate mutation of piwi coed y dwyrain. | |
| 1471 | phiwïaid coed y dwyrain | Enw | aspirate mutation of piwïaid coed y dwyrain. | |
| 1472 | phrifathrawesau | Enw | aspirate mutation of prifathrawesau (“headmistresses”). | |
| 1473 | phroffesiynoldeb | Enw | aspirate mutation of proffesiynoldeb. | |
| 1474 | pi | Enw | /piː/ | The name of the Latin script letter P/p. |
| 1475 | pib | Enw | /piːb/ | Equivalent to 'Diarrhea': A gastrointestinal disorder characterized by frequent and very soft or watery bowel movements. |
| 1476 | pibydd bach y traeth | Enw | ||
| 1477 | pibydd gwyrdd y traeth | Enw | ||
| 1478 | pibydd mawr yr aber | Enw | ||
| 1479 | pic | Enw | /pɪk/ | pick, pickaxe. |
| 1480 | pic ar y maen | Enw | /ˌpɪk ar ə ˈmaːɨ̯n/ | Equivalent to 'Welsh cake': A traditional sweet griddle-baked Welsh flatbread with dried fruit and sometimes spices. |
| 1481 | picau ar y maen | Enw | /ˌpɪkaɨ̯ ar ə ˈmaːɨ̯n/ | |
| 1482 | picen ar y maen | Enw | /ˌpɪkɛn ar ə ˈmaːɨ̯n/ | Equivalent to 'Welsh cake': A traditional sweet griddle-baked Welsh flatbread with dried fruit and sometimes spices. |
| 1483 | pig | Enw | /piːɡ/ | pip (a respiratory disease in birds such as coryza). |
| 1484 | pil | Enw | /piːl/ | baker's peel. |
| 1485 | pila prysgoed pen gwyrddrhesog | Enw | ||
| 1486 | pila prysgoed pen llwydrhesog | Enw | ||
| 1487 | pila prysgoed pen melynrhesog | Enw | ||
| 1488 | pila prysgoed Santa Marta | Enw | ||
| 1489 | pin | Enw | /piːn/ | hand (of clock), needle or pointer (of compass). |
| 1490 | pip | Enw | /pɪp/ | pip (a respiratory disease in birds such as coryza). |
| 1491 | pir | Enw | A Muslim holy man or religious leader, especially Sufi. | |
| 1492 | piso yn cawl rhywun | Enw | ||
| 1493 | piso yn erbyn y gwynt | Enw | ||
| 1494 | piw | Enw | /piːu̯/ | Equivalent to 'Udder': An organ formed of the mammary glands of female quadruped mammals, particularly ruminants such as… |
| 1495 | piwi coed y dwyrain | Enw | /ˌpɪu̯.ɪ ˌkoːɨ̯d ə ˈdʊɨ̯rain/ | eastern wood pewee, Contopus virens. |
| 1496 | piwi coed y gorllewin | Enw | ||
| 1497 | piwïaid coed y dwyrain | Enw | /pɪu̯.ˌiː.ai̯d ˌkoːɨ̯d ə ˈdʊɨ̯rain/ | |
| 1498 | pla | Enw | /plaː/ | Equivalent to 'plague': The bubonic plague, the pestilent disease caused by the virulent bacterium Yersinia pestis. |
| 1499 | plant Alis y biswail | Enw | ||
| 1500 | ple | Enw | /pleː/ | excuse, justification, appeal. |
| 1501 | plentyneiddiwch | Enw | ||
| 1502 | plentynieiddiwch | Enw | ||
| 1503 | plu | Enw | /plɨː/ | Equivalent to 'feather': A branching, hair-like structure that grows on the bodies of birds, used for flight, swimming… |
| 1504 | pob | Bannod | /poːb/ | Equivalent to 'each': An individual item: the least quantitative unit in a grouping. |
| 1505 | pob un wan jac | Enw | ||
| 1506 | pomgranadwydden | Enw | ||
| 1507 | pop | Enw, Ansoddair | /pɔp/ | pop (popular). |
| 1508 | popeth | Rhagenw | /ˈpɔpɛθ/ | everything. |
| 1509 | pori yn yr un meysydd | Berf | to share interests. | |
| 1510 | pregethwr yn y pulpud | Enw | cuckoopint, Jack-in-the-pulpit (Arum maculatum). | |
| 1511 | prifathrawesau | Enw | ||
| 1512 | priflythrennau | Enw | ||
| 1513 | priflythyrennau | Enw | ||
| 1514 | prifwythiennol | Ansoddair | ||
| 1515 | proffesiynoldeb | Enw | professionalism. | |
| 1516 | proffwydoliaeth | Enw | ||
| 1517 | Protestaneiddio | Enw, Berf | /prɔtɛsdaˈnei̯ðjɔ/ | to Protestantise. |
| 1518 | Protestannaidd | Enw, Ansoddair | /ˌprɔtɛsˈdanai̯ð/ | Equivalent to 'Protestant': A member of any of several Christian denominations which separated from the Roman Catholic C… |
| 1519 | pry | Enw | An act of prying; a close and curious look. | |
| 1520 | prynhawn da, p’nawn da | Enw | ||
| 1521 | pum | Ansoddair | /pɨ̞m/ | apocopic form of pump (“five”). |
| 1522 | pur | Ansoddair, Adferf | /pɨːr/ | Equivalent to 'pure': One who, or that which, is pure. |
| 1523 | pwd | Enw | /puːd/ | various diseases of livestock including:. |
| 1524 | pŵl | Enw, Ansoddair | /puːl/ | pool (cue sport played on a pool table; any gambling or commercial venture in which several persons join). |
| 1525 | pwn | Enw | /pʊn/ | load, burden. |
| 1526 | pŵr-dab | Ebychiad | /ˌpuːrˈdab/ | poor dab, poor thing. |
| 1527 | pwy | Enw, Rhagenw, Bannod | /puːɨ̯/ | Equivalent to 'which': used in questions etc when asking someone to point out, state etc one or more persons, things etc… |
| 1528 | py | Adferf, Bannod | why, for what reason. | |
| 1529 | pydredd llwyd yr eirlys | Enw | ||
| 1530 | pỳg | Enw, Ansoddair | /pəɡ/ | discoloured, tarnished, murky. |
| 1531 | pymtheg yn y dwsin | Enw, Berf | nineteen to the dozen. | |
| 1532 | pys | Enw | /pɨːs/ | |
| 1533 | r | Enw | /ɛr/ | … |
| 1534 | rad | Ansoddair | /raːd/ | soft mutation of rhad. |
| 1535 | rai | Bannod | /rai̯/ | soft mutation of rhai. |
| 1536 | ran | Enw | soft mutation of rhan. | |
| 1537 | ras | Enw | /raːs/ | soft mutation of gras (“grace”). |
| 1538 | rât | Enw | soft mutation of grât (“grate”). | |
| 1539 | raw | Enw | soft mutation of rhaw. | |
| 1540 | reg | Enw | soft mutation of rheg. | |
| 1541 | reis wedi'i ffrio ag wy | Enw | ||
| 1542 | rêt | Ansoddair | soft mutation of grêt. | |
| 1543 | rew | Enw | /reːu̯/ | soft mutation of rhew (“frost, ice”). |
| 1544 | Rh | Enw | /r̥iː/ | … |
| 1545 | rhad ac am ddim | Ansoddair | /ˌr̥aːd ak am ˈðɪm/ | totally free of charge. |
| 1546 | rhaid cariad yw cerydd | Enw | ||
| 1547 | rhan o garn fforchog | Enw | ||
| 1548 | rhedyn gwallt y forwyn | Enw | maidenhair ferns (Adiantum capillus-veneris). | |
| 1549 | rhedyn pêr y mynydd | Enw | lemon-scented ferns (Oreopteris limbosperma). | |
| 1550 | rheina | Rhagenw | /r̥ei̯na/ | those (people, things). |
| 1551 | rheini | Rhagenw | /r̥ei̯nɪ/ | those (people, things). |
| 1552 | rheiny | Rhagenw | (Rhagenw). | |
| 1553 | rhi | Enw | /r̥iː/ | The name of the Latin script letter Rh/rh. |
| 1554 | rhisomorffaidd | Ansoddair | rhizomorphous. | |
| 1555 | rhithganfyddiad | Enw | illusion (false perception of reality). | |
| 1556 | rhithweledigaeth | Enw | /ˌr̥ɪθwɛlɛˈdɪɡaɨ̯θ/ | Equivalent to 'Hallucination': A sensory perception of something that does not exist, often arising from disorder of the… |
| 1557 | rho | Berf | /r̥oː/ | |
| 1558 | rhoi dau a dau ynghyd | Berf | to put two and two together, to figure out. | |
| 1559 | rhoi dim hid ar | Enw | ||
| 1560 | rhoi i fyny â | Enw, Berf | to put up with. | |
| 1561 | rhoi i fyny gyda | Enw | ||
| 1562 | rhoi llaw ar yr aradr | Enw, Ymadrodd | /ˌr̥ɔi̯ ˈɬaːu̯ ar ər ˈaradr/ | to put one's hand to the plough, to begin an undertaking. |
| 1563 | rhoi'r ddeddf i lawr | Enw, Berf | to lay down the law. | |
| 1564 | rhoi'r ffidil yn y to | Enw, Berf | to throw in the towel, to give up. | |
| 1565 | rhwd arian y ganwraidd | Enw | ||
| 1566 | rhwng gwyll a gwawl | Enw | ||
| 1567 | rhwyddlwyn culddail y gors | Enw | ||
| 1568 | rhwymedigaethau | Enw | ||
| 1569 | rhwystredigaeth | Enw | /ˌr̥ʊɨ̯sdrɛˈdɨ̞ɡaɨ̯θ/ | frustration. |
| 1570 | rhwystredigaethau | Enw | /ˌr̥ʊɨ̯sdrɛdɨ̞ˈɡeɨ̯θaɨ̯/ | |
| 1571 | rhy | Berf, Adferf | /r̥ɨː/ | too (more than enough). |
| 1572 | rhydd-ddeiliad | Enw | /ˌr̥ɨːðˈðei̯ljad/ | Equivalent to 'Freeholder': A person who holds tenure by freehold. |
| 1573 | rhydd-ddeiliaid | Enw | /ˌr̥ɨːðˈðei̯ljai̯d/ | |
| 1574 | rhyddfrydiaeth | Enw | /r̥ɪðˈvrɪð.jaɪθ/ | Equivalent to 'liberalism': Any political movement founded on the autonomy and personal freedom of the individual, progr… |
| 1575 | rhyngdestunedd | Enw | ||
| 1576 | rhyngwladoldeb | Enw | internationalism. | |
| 1577 | rhyngwladoliaeth | Enw | internationalism. | |
| 1578 | ri | Enw | soft mutation of rhi. | |
| 1579 | rid | Enw | soft mutation of grid. | |
| 1580 | rif | Enw | /riːv/ | soft mutation of rhif. |
| 1581 | ril | Enw | /riːl/ | reel (folk dance). |
| 1582 | rin | Enw | soft mutation of rhin. | |
| 1583 | ro | Berf | /roː/ | soft mutation of rho. |
| 1584 | robin y diawl gwyllt | Enw | ||
| 1585 | roc | Enw | /rɔk/ | rock (style of music). |
| 1586 | rod | Enw | /roːd/ | soft mutation of rhod. |
| 1587 | roi | Berf | /rɔi̯/ | soft mutation of rhoi. |
| 1588 | rutherffordiwm | Enw | /ˌrəðərˈfɔrdjʊm/ | rutherfordium. |
| 1589 | rw | Berf | /rʊ/ | |
| 1590 | rwy | Berf | /ruːɨ̯/ | |
| 1591 | ry | Berf | /rɨː/ | soft mutation of rhy. |
| 1592 | rydw i'n dy garu di | Ymadrodd | /ˈrədwɪn də ˈɡarɨ̞ diː/ | Equivalent to 'I love you': An affirmation of affection or deep caring, especially to a family member. |
| 1593 | ryg | Enw | soft mutation of rhyg. | |
| 1594 | s | Enw | /ɛs/ | … |
| 1595 | S. | Enw | abbreviation of Saesneg (“English”). | |
| 1596 | sa | Berf | ||
| 1597 | Sad | Enw, Ansoddair | dependable, steadfast. | |
| 1598 | sâl | Enw, Ansoddair | /saːl/ | shoddy, shabby, poor, paltry. |
| 1599 | sancteiddrwydd | Enw | /saŋkˈtei̯ðrʊɨ̯ð/ | Equivalent to 'Holiness': Used in connection with His or Your to address the leader of some religious traditions, notabl… |
| 1600 | sathredigrwydd | Enw | ||
| 1601 | sba | Enw | /sbaː/ | Equivalent to 'Spa': A health resort near a mineral spring or hot spring. |
| 1602 | sbectol mam-gu, sbectol nain | Enw | ||
| 1603 | sbectrwm niwclear cyseiniant magnetigeg | Enw | ||
| 1604 | se | Berf | /sɛ/ | contraction of basai. |
| 1605 | sèd | Enw | /sɛd/ | The name of the Latin script letter Z/z. |
| 1606 | sef | Adferf | /seːv/ | that is to say, that is, namely. |
| 1607 | sei | Enw | A sei whale. | |
| 1608 | sêl | Enw | /seːl/ | seal (design or insignia usually associated with an organization or official role). |
| 1609 | sêm | Enw | Clipping of seminary. | |
| 1610 | sen | Enw, Berf | /sɛn/ | rebuke, reproof, reproach. |
| 1611 | ser | Enw | /sɛr/ | billhook, sickle, scythe. |
| 1612 | sêr coed bronfoll Ogleddol | Enw | ||
| 1613 | sêr-ddewiniaeth | Enw | Equivalent to 'Astrology': Divination about human affairs or natural phenomena from the relative positions of celestial… | |
| 1614 | set | Enw, Berf | contraction of baset. | |
| 1615 | sgi | Enw | /sɡiː/ | Equivalent to 'Ski': One of a pair of long flat runners designed for gliding over snow or water. |
| 1616 | shw'mae | Ebychiad | (South Wales) alternative form of siwmae. | |
| 1617 | shwmae | Ebychiad | (Ebychiad). | |
| 1618 | si | Enw | /siː/ | murmur, hum. |
| 1619 | siarad ar ei gyfer | Enw | ||
| 1620 | siarad pymtheg i'r dwsin | Enw | ||
| 1621 | siarad pymtheg yn y dwsin | Enw, Berf | to talk nineteen to the dozen. | |
| 1622 | sïedn copog y Caribî | Enw | ||
| 1623 | sil | Enw | /siːl/ | fry (of fish, especially salmon, trout or minnow). |
| 1624 | sin | Enw | /siːn/ | scene (social environment). |
| 1625 | sip | Enw | A small mouthful of drink. | |
| 1626 | sir | Enw | /siːr/ | Equivalent to 'Shire': An administrative area or district between about the 5th to the 11th century, subdivided into hun… |
| 1627 | sit | Enw | An act of sitting. | |
| 1628 | siwmae | Ebychiad | /sɨˈmaːɨ̯/ | hi! what's up? how's it going? (an informal greeting recognized throughout Wales). |
| 1629 | so | Berf | /soː/ | |
| 1630 | sôn | Enw, Berf | /soːn/ | child (when the gender of the child is unknown). |
| 1631 | sos | Enw | /soːs/ | |
| 1632 | sowldiwr bach y werddon | Enw | ||
| 1633 | su | Enw | A diminutive of the female given name Susan and of its variant forms. | |
| 1634 | sug | Enw | /sɨ̞ːɡ/ | Equivalent to 'juice': A liquid made from plant, especially fruit. |
| 1635 | sur | Enw, Ansoddair | /sɨːr/ | sour, acidic. |
| 1636 | sut | Adferf, Bannod | /sɨ̞t/ | Equivalent to 'how': An artificial barrow or tumulus; in later folklore, associated with fairies. |
| 1637 | sw | Enw | /suː/ | Equivalent to 'Zoo': A park where live animals are exhibited. |
| 1638 | swm | Enw | /sʊm/ | number, quantity. |
| 1639 | sŵn | Enw, Berf | /suːn/ | Equivalent to 'sound': A long narrow inlet, or a strait between the mainland and an island; also, a strait connecting tw… |
| 1640 | sŵp | Enw | /sʊp/ | Equivalent to 'bale': A rounded bundle or package of goods in a cloth cover, and corded for storage or transportation. |
| 1641 | swt | Enw | /sʊt/ | |
| 1642 | swyddog cyswllt yr heddlu | Enw | ||
| 1643 | swyngyfareddwr | Enw | Equivalent to 'Sorcerer': A magician or wizard. | |
| 1644 | sy | Berf | /sɨː/ | Abbreviation of Seyfert galaxy, a type of AGN class of active galaxy. |
| 1645 | syn | Ansoddair | /sɨːn/ | astonished, astounded. |
| 1646 | synhwyro cyfeiriad y gwynt | Berf | to see which way the wind is blowing, to observe a change in circumstances. | |
| 1647 | syrthio ar ei fai | Enw | ||
| 1648 | syrthio ar y pot | Enw | ||
| 1649 | t | Enw | /tiː/ | … |
| 1650 | ta | Adferf, Cysylltair | /ta/ | -ever precedes interrogative pronouns to form indefinite pronouns. |
| 1651 | tab | Enw | /tab/ | tab (numerous senses). |
| 1652 | tad | Enw, Ebychiad | /taːd/ | the Father (person of the Holy Trinity). |
| 1653 | taflu rhywun oddi ar ei echel | Berf | to throw off balance, to put off, to disconcert, to unsettle. | |
| 1654 | tafod y ddaear blewog | Enw | hairy earthtongue (Trichoglossum hirsutum). | |
| 1655 | tafod y ddaear coesyn garw | Enw | deceptive earthtongue (Geoglossum fallax). | |
| 1656 | tafod y ddaear dulas | Enw | dark purple earthtongue (Geoglossum atropurpureum). | |
| 1657 | tafod y ddaear gludiog | Enw | glutinous earthtongue (Geoglossum glutinosum). | |
| 1658 | tafod y ddaear hirfain | Enw | elongate earthtongue (Geoglossum elongatum). | |
| 1659 | tafod y ddaear llysnafeddog | Enw | slimy earthtongue (Geoglossum peckianum). | |
| 1660 | tafod y ddaear plaen | Enw | plain earthtongue (Geoglossum umbratile). | |
| 1661 | tafod y ddaear Staerbeck | Enw | star earthtongue (Geoglossum starbaeckii). | |
| 1662 | tafod yr edn leiaf | Enw | ||
| 1663 | tafod-daflodol | Enw | ||
| 1664 | tafodieithoedd | Enw | /tavɔdˈjei̯θɔɨ̯ð/ | |
| 1665 | tag | Enw | choking, suffocation. | |
| 1666 | Tai | Enw, Berf, Ansoddair | /tai̯/ | A fish, the Japanese bream. |
| 1667 | tair ar ddeg ar hugain | Enw, Ansoddair | (Ansoddair). | |
| 1668 | tal | Enw, Berf, Ansoddair | /taːl/ | end (of object), furthest end or extremity; top. |
| 1669 | talu'r pwyth yn ôl | Enw, Berf | to pay back. | |
| 1670 | tan | Enw, Arddodiad | /taːn/ | Equivalent to 'fire': Acronym of Foundation for Individual Rights and Expression (formerly Foundation for Individual Rig… |
| 1671 | tan ddydd Sul y pys | Ymadrodd | when pigs fly, when two Sundays come together, never. | |
| 1672 | tanagr cefnlas y Dwyrain | Enw | ||
| 1673 | tanagr cefnlas y Gorllewin | Enw | ||
| 1674 | tanagr coch a gwyn | Enw | ||
| 1675 | tanagr coch a melyn | Enw | ||
| 1676 | tanagr du a gwyn | Enw | ||
| 1677 | tanagr du a melyn | Enw | ||
| 1678 | tanagr du ac aur | Enw | ||
| 1679 | tanagr glas a du | Enw | ||
| 1680 | tanagr glas a melyn | Enw | ||
| 1681 | tanagr glas ac aur | Enw | ||
| 1682 | tanagr gwyn dan adain | Enw | ||
| 1683 | tanagr gwyrdd ac aur | Enw | ||
| 1684 | tanagr gyddfgoch y De | Enw | ||
| 1685 | tanagr gyddfgoch y Gogledd | Enw | ||
| 1686 | tanagr llwyd ac aur | Enw | ||
| 1687 | tanagr pengoch y De | Enw | ||
| 1688 | tanagr pengoch y Gogledd | Enw | ||
| 1689 | tanagr pêr torwinau'r De | Enw | chestnut-bellied euphonia (Euphonia pectoralis). | |
| 1690 | tanagr pêr torwinau'r Gogledd | Enw | chestnut-bellied chlorophona (Chlorophonia pyrrhophrys). | |
| 1691 | tanagr pêr y prysgoed | Enw | scrub euphonia (Euphonia affinis). | |
| 1692 | tanagr pêr yr Antilles | Enw | Antillean euphonia, esp. Hispaniolan euphonia (Chlorophonia musica formerly Euphonia musica). | |
| 1693 | tap | Enw | /tap/ | Equivalent to 'Faucet': An exposed plumbing fitting; a tap or spigot; a regulator for controlling the flow of a liquid f… |
| 1694 | tarian y dŵr Carolina | Enw | Carolina water-shield, Carolina fanwort (Cabomba caroliniana). | |
| 1695 | tas | Enw | Alternative spelling of tass. | |
| 1696 | tau | Berf | /taɨ̯/ | |
| 1697 | taw | Enw, Berf, Cysylltair | /taːu̯/ | Equivalent to 'Vat': A large tub, such as is used for making wine or for tanning. |
| 1698 | te | Enw | /teː/ | tea (drink made with infusion of Camellia sinensis or other leaves). |
| 1699 | teclyn rheoli o bell | Enw | remote control. | |
| 1700 | teg | Ansoddair | /teːɡ/ | Equivalent to 'fair': Acronym of findability, accessibility, interoperability, and reusability, a set of principles for… |
| 1701 | tegeirian bach yr Alpaidd | Enw | ||
| 1702 | tegeirian coch y gwanwyn | Enw | ||
| 1703 | tegyll brau blas cnau | Enw | ||
| 1704 | tei | Enw | /ˈtei̯/ | Equivalent to 'Necktie': A strip of cloth worn around the neck and tied in the front. |
| 1705 | têl | Enw | /teːl/ | Eurasian teal, teal (Anas crecca). |
| 1706 | telor coedwig Mrs Boulton | Enw | ||
| 1707 | têr | Enw, Ansoddair | /teːr/ | Eye dialect spelling of to. |
| 1708 | tes | Enw | /teːs/ | a period of warm weather. |
| 1709 | tetrahydrocannabinol | Enw | ||
| 1710 | tew | Ansoddair | /teːu̯/ | Equivalent to 'fat': A specialized animal tissue with high lipid content, used for long-term storage of energy: fat tiss… |
| 1711 | tewbig du a melyn | Enw | /ˌtɛu̯bɪɡ ˌdɨː a ˈmɛlɨ̞n/ | black-and-yellow grosbeak, Mycerobas icterioides. |
| 1712 | tewbigau du a melyn | Enw | /tɛu̯ˌbɪɡaɨ̯ ˌdɨː a ˈmɛlɨ̞n/ | |
| 1713 | teyrnaddoliant | Enw | /ˌteɨ̯rnaˈðɔljant/ | basileiolatry. |
| 1714 | TG | Enw | /ˌtə ˈɡə/ | initialism of technoleg gwybodaeth (“information technology”). |
| 1715 | Th | Enw | /ɛθ/ | … |
| 1716 | tha | Adferf, Arddodiad | /θa/ | Pronunciation spelling of thou. |
| 1717 | the | Enw | aspirate mutation of te. | |
| 1718 | thechnegyddion | Enw | aspirate mutation of technegyddion. | |
| 1719 | thewbig du a melyn | Enw | aspirate mutation of tewbig du a melyn. | |
| 1720 | thewbigau du a melyn | Enw | aspirate mutation of tewbigau du a melyn. | |
| 1721 | theyrnaddoliant | Enw | /ˌθeɨ̯rnaˈðɔljant/ | aspirate mutation of teyrnaddoliant. |
| 1722 | thi | Enw, Rhagenw | /θiː/ | aspirate mutation of ti. |
| 1723 | tho | Enw | aspirate mutation of to. | |
| 1724 | thu | Enw | /θɨː/ | aspirate mutation of tu. |
| 1725 | thŷ | Enw | /θɨː/ | aspirate mutation of tŷ (“house”). |
| 1726 | ti | Enw, Rhagenw | /tiː/ | you (singular); thou. |
| 1727 | tîm | Enw | /tiːm/ | Equivalent to 'team': A river in the Metropolitan Borough of Gateshead, Tyne and Wear, England, which flows into the Riv… |
| 1728 | tin | Enw | /tiːn/ | Equivalent to 'Ass': Any of several species of horse-like animals, especially Equus asinus, the domesticated of which ar… |
| 1729 | tio | Berf | ||
| 1730 | tir | Enw | /tiːr/ | Equivalent to 'land': land, ground (the part of Earth which is not covered by oceans or other bodies of water). |
| 1731 | tiriogaeth tramor y Deyrnas Unedig | Enw | Equivalent to 'British overseas territory': Any of about fourteen overseas territories which are not part of the United… | |
| 1732 | tithau | Rhagenw | /ˈtɪθaɨ̯/ | You also, and you too. |
| 1733 | titw copog y De | Enw | ||
| 1734 | titw cynffonhir yr Alpau | Enw | ||
| 1735 | to | Enw | /toː/ | Equivalent to 'age': The amount of time that some being has been alive, or that some thing has been in existence, as mea… |
| 1736 | toc | Enw, Adferf | /tɔk/ | presently. |
| 1737 | toi | Enw, Berf | Icetime; Abbreviation of time on ice. | |
| 1738 | tom | Enw | /tɔm/ | dung, excrement, faeces. |
| 1739 | ton | Enw | /tɔn/ | lea, unploughed land, turf. |
| 1740 | top | Enw | /tɔp/ | top (upper part of something). |
| 1741 | tor | Enw, Berf | /tɔr/ | Equivalent to 'abdomen': The fat surrounding the belly. |
| 1742 | torri ar chwarae rhywun | Berf | to put a spoke in someone's wheel, to put an end to someone's antics. | |
| 1743 | tra | Adferf, Cysylltair | /traː/ | quite, entirely, very. |
| 1744 | tragwyddoldebau | Enw | ||
| 1745 | trawiad ar y galon | Enw | heart attack, myocardial infarction. | |
| 1746 | trawsblaniadau | Enw | ||
| 1747 | trawsfeddiannwr | Enw | ||
| 1748 | trawsnewidiadau | Enw | ||
| 1749 | trawsnewidyddion | Enw | ||
| 1750 | tre | Enw | /treː/ | Nom, à Salins, de l’arbre mort employé comme pièce de charpente. |
| 1751 | trefedigaethau | Enw | /ˌtrɛvɛdɪˈɡeɨ̯θaɨ̯/ | |
| 1752 | trefedigaethedd | Enw | ||
| 1753 | trefedigaethol | Enw | ||
| 1754 | tri | Ansoddair | /triː/ | Equivalent to 'Triple': treble (the winning of three competitions in one year, usually national league and cup plus an i… |
| 1755 | tri ar ddeg ar hugain | Ansoddair | thirty-three. | |
| 1756 | tri chynnig i Gymro | Ymadrodd | third time is the charm; a Welshman will succeed on his third try. | |
| 1757 | trigonometraidd | Enw, Ansoddair | trigonometric. | |
| 1758 | trigonometregol | Ansoddair | trigonometrical. | |
| 1759 | tro | Enw, Berf | /troː/ | walk (as recreation or exercise). |
| 1760 | troed y gath bali | Enw | yellow bugle, ground pine (Ajuga chamaepitys). | |
| 1761 | troi a'i ben i waered | Enw | ||
| 1762 | troi yn ei gogwrn | Ymadrodd | (Ymadrodd). | |
| 1763 | troi yn y cogwrn | Berf | to change one's mind. | |
| 1764 | trwsgleiddiwch | Enw | ||
| 1765 | trwstaneiddiwch | Enw | ||
| 1766 | trwyn-daflodol | Enw | ||
| 1767 | try | Berf | /trɨː/ | |
| 1768 | trydedd ar ddeg ar hugain | Ansoddair | (Ansoddair). | |
| 1769 | trydydd ar ddeg ar hugain | Ansoddair | thirty-third. | |
| 1770 | tu | Enw, Arddodiad | /tɨː/ | beside, next to. |
| 1771 | tu fewn tu fas | Enw | ||
| 1772 | tua | Enw, Arddodiad | /ˈtɨː.a/ | Troisième personne du singulier du passé simple de tuer. |
| 1773 | tud | Enw | /tɨːd/ | region, country. |
| 1774 | tun | Enw | /tɨ̞n/ | tin (metal container), tin can. |
| 1775 | twb | Enw | /tʊb/ | chub (Squalius cephalus syn. Leuciscus cephalus). |
| 1776 | twf | Enw | /tuːv/ | growth (act of growing). |
| 1777 | tŵl | Enw | hillock, toft, that which is rounded. | |
| 1778 | twll yn ei gosyn | Enw | disappointment. | |
| 1779 | twll yn y wal | Enw | /ˌtʊɬ ən ə ˈwal/ | cash machine, cash point, ATM. |
| 1780 | twp | Enw, Ansoddair | /tʊp/ | Abbreviation of township. |
| 1781 | twpsyn pum munud yw'r sawl sy'n holi, twpsyn am byth yw'r sawl nad yw'n holi | Enw | ||
| 1782 | tŵr | Enw | /tuːr/ | Equivalent to 'group': A number of things or persons being in some relation to one another. |
| 1783 | twt | Enw, Ansoddair | /tʊt/ | Initialism of travelling-wave tube. |
| 1784 | tŷ | Enw | /tɨː/ | |
| 1785 | tyb | Enw, Berf | /tɨːb/ | supposition, assumption. |
| 1786 | tyllau yn y wal | Enw | /ˌtəɬaɨ̯ ən ə ˈwal/ | |
| 1787 | tylluan wen Prydain Newydd | Enw | ||
| 1788 | tyn | Berf, Ansoddair | /tɨ̞n/ | tight, stingy, niggardly. |
| 1789 | tyngedfenyddiaeth | Enw | /ˌtəŋɛdvɛˈnəðjaɨ̯θ/ | Equivalent to 'Fatalism': The doctrine that all events are subject to fate or inevitable necessity, or determined in adv… |
| 1790 | tyngu i'r cyrs ac i'r coed | Enw, Ymadrodd | /ˌtəŋɨ̞r ˈkɨ̞rs ak ɪr ˈkoːɨ̯d/ | Equivalent to 'swear blind': To insist strongly (that something is true). |
| 1791 | tyngu'r du yn wyn | Enw, Ymadrodd | /ˌtəŋɨ̞r ˈdɨː ən ˈwɨ̞n/ | to swear black is white, to insist that something false is true. |
| 1792 | tynnu nyth cacwn ar ei ben | Ymadrodd | to stir up a hornets' nest, to open a can of worms. | |
| 1793 | tyr | Berf | /tɨ̞r/ | |
| 1794 | u | Enw | /ɨː/ | … |
| 1795 | uch | Ansoddair | /ɨːχ/ | (Ansoddair). |
| 1796 | udd | Enw | /ɨːð/ | lord, chief, king (commonly used of God). |
| 1797 | udo | Enw | Japanese spikenard. | |
| 1798 | uffern | Ebychiad | /ˈɨ̞fɛrn/ | hell, damn. |
| 1799 | ulw | Enw, Adferf | /ˈɨ̞lʊ/ | cinders, ashes. |
| 1800 | un | Enw, Ansoddair | /ɨːn/ | only, sole. |
| 1801 | un ar bymtheg a phedwar ugain | Enw, Ansoddair | ninety-six. | |
| 1802 | un ar bymtheg a thrigain | Ansoddair | /ˌɨːn ar ˈbəmθɛɡ a ˈθrɪɡai̯n/ | seventy six. |
| 1803 | un ar bymtheg ar hugain | Ansoddair | thirty-seven. | |
| 1804 | un ar ddeg a phedwar ugain | Ansoddair | ninety-one. | |
| 1805 | un ar ddeg a thrigain | Ansoddair | seventy-one. | |
| 1806 | un ar ddeg ar hugain | Ansoddair | /ˌɨːn ar ˌðeːɡ ar ˈhɪɡai̯n/ | thirty-one. |
| 1807 | un. | Ansoddair | abbreviation of unigol (“singular”). | |
| 1808 | una | Berf | /ˈɨ̞na/ | |
| 1809 | unarbymthegfed | Ansoddair | sixteenth. | |
| 1810 | unfed ar bymtheg ar hugain | Ansoddair | thirty-sixth. | |
| 1811 | unfed ar ddeg ar hugain | Ansoddair | /ˌɨːnvɛd ar ˌðeːɡ ar ˈhɪɡai̯n/ | thirty-first. |
| 1812 | uni | Berf | /ˈɨ̞ni/ | |
| 1813 | uniad mortais a thyno | Enw | mortise-and-tenon joint. | |
| 1814 | uniad tafod a rhigol | Enw | tongue and groove joint. | |
| 1815 | uniad tafod a rhych | Enw | tongue and groove joint. | |
| 1816 | uno | Berf, Rhagenw | /ˈɨ̞nɔ/ | to join, unite, affiliate, amalgamate. |
| 1817 | unwaith yn unig y mae twyllo un call | Enw | ||
| 1818 | unwaith yn y pedwar amser | Ymadrodd | once in a blue moon, very rarely. | |
| 1819 | unwaith yn y pedwar gwynt | Ymadrodd | once in a blue moon, very rarely. | |
| 1820 | us | Enw | /ɨ̞s/ | debris, remnants. |
| 1821 | uw | Enw | Initialism of underwriter. | |
| 1822 | uwch-ddeallusrwydd | Enw | superintelligence. | |
| 1823 | uwchben | Arddodiad | /ɨ̞u̯χˈbɛn/ | above, over. |
| 1824 | uwchfeirniadaeth | Enw | higher criticism, historical criticism. | |
| 1825 | uwchganolbwynt | Enw | Equivalent to 'epicentre': The point on the land or water surface directly above the focus, or hypocentre, of an earthqu… | |
| 1826 | uwchgenedlaethol | Ansoddair | /ɨ̞u̯χˌkɛnɛdˈleɨ̯θɔl/ | supranational. |
| 1827 | uwchlaw | Arddodiad | /ɨ̞u̯χˈlaːu̯/ | above, beyond. |
| 1828 | uwd | Enw | /ɨ̞u̯d/ | Equivalent to 'Porridge': A dish made of grain or legumes, milk or water, heated and stirred until thick and typically e… |
| 1829 | w | Enw, Berf | /uː/ | The letter W, marked for its long stressed pronunciation, either in a monosyllabic word or in the final syllable of a po… |
| 1830 | wab | Enw | /wab/ | slap, light blow. |
| 1831 | wag | Ansoddair | /waːɡ/ | soft mutation of gwag. |
| 1832 | wal | Enw | /wal/ | soft mutation of gwal. |
| 1833 | was | Enw | /waːs/ | soft mutation of gwas. |
| 1834 | we | Enw | /weː/ | soft mutation of gwe. |
| 1835 | wel | Ebychiad | /wɛl/ | Equivalent to 'well': A small village in Long Sutton parish, Hart district, Hampshire, England (OS grid ref SU7646). |
| 1836 | wên | Enw, Ansoddair | soft mutation of gwen (“white (feminine)”). | |
| 1837 | wfwlar-daflodol | Enw | ||
| 1838 | wg | Enw | soft mutation of gwg. | |
| 1839 | wig | Enw | ||
| 1840 | win | Enw | /wiːn/ | soft mutation of gwin. |
| 1841 | wir | Enw | soft mutation of gwir. | |
| 1842 | wn | Berf | /ʊn/ | soft mutation of gwn. |
| 1843 | wna | Berf | /wnaː/ | soft mutation of gwna. |
| 1844 | wnc | Enw, Ansoddair, Adferf, Arddodiad | /ʊŋk/ | proximity, nearness. |
| 1845 | wng | Enw, Ansoddair, Adferf, Arddodiad | /ʊŋ/ | closeness, nearness. |
| 1846 | woc | Enw | /wɔk/ | Equivalent to 'Wok': A large, round-bottomed cooking pan used in East Asian cooking. |
| 1847 | ŵr | Enw | /uːr/ | soft mutation of gŵr. |
| 1848 | wrthaf | Rhagenw | /ˈʊrθav/ | |
| 1849 | wrthat | Rhagenw | /ˈʊrθat/ | |
| 1850 | wrthoch | Rhagenw | /ˈʊrθɔχ/ | |
| 1851 | wrthon | Rhagenw | /ˈʊrθɔn/ | |
| 1852 | wrthyn | Rhagenw | /ˈʊrθɨ̞n/ | |
| 1853 | wy | Enw | /uːɨ̯/ | soft mutation of Gwy (“Wye”). |
| 1854 | wyf | Berf | /uːɨ̯v/ | |
| 1855 | ŵyl | Enw, Berf, Ansoddair | /uːɨ̯l/ | |
| 1856 | wyn | Enw, Ansoddair | /wɨːn/ | soft mutation of gwyn (“white”). |
| 1857 | wyr | Enw, Ansoddair | /uːɨ̯r/ | alternative spelling of ŵyr. |
| 1858 | wys | Enw, Berf | /wɨːs/ | soft mutation of gwys. |
| 1859 | wyt | Berf | /uːɨ̯t/ | |
| 1860 | y | Enw, Adferf, Bannod | /ə/ | The letter Y, marked for its long stressed pronunciation, either in a monosyllabic word or in the final syllable of a po… |
| 1861 | y bengaled (leiaf) benddu | Enw | ||
| 1862 | y cyfryw a'r cyfryw | Bannod | such and such. | |
| 1863 | y ddinas fawr ddrwg | Enw | ||
| 1864 | y diwrnod a'r diwrnod | Adferf | on such a day. | |
| 1865 | y dyn a'r dyn | Enw | such and such a man, so-and-so. | |
| 1866 | y fan a'r fan | Enw | ||
| 1867 | y fel a'r fal | Enw | ||
| 1868 | y Gronfa Ariannol Ryngwladol | Enw | ||
| 1869 | y gŵr a'r gŵr | Enw | so-and-so. | |
| 1870 | y Rhyfel Byd Cyntaf | Enw | Equivalent to 'World War I': The war from 1914 to 1918 between the Entente Powers of the British Empire, Russian Empire… | |
| 1871 | y Tad, y Mab a'r Ysbryd Glân | Enw | ||
| 1872 | y tu draw i | Enw, Arddodiad | /ətɨˈdrau̯ i/ | Equivalent to 'beyond': In the furthest part of something, or behind this. |
| 1873 | y tu mewn i | Enw, Arddodiad | /ətɨˈmɛu̯ni/ | inside, inside of. |
| 1874 | y tu ôl i | Enw, Arddodiad | /ətɨ̞ˈoːlɪ/ | |
| 1875 | ych | Enw, Berf, Ebychiad | /əχ/ | Equivalent to 'Ugh': Mot utilisé pour indiquer la sagesse prêtée aux Indiens d’Amérique du Nord, souvent en levant une m… |
| 1876 | ychydig | Bannod | /əˈχədɪɡ/ | few, a few. |
| 1877 | ŷd | Enw, Adferf | /ɨːd/ | preverbal particle used to mark an affirmative verb in a main clause. |
| 1878 | ydi | Berf | alternative spelling of ydy. | |
| 1879 | ydw | Berf | /ˈədu/ | |
| 1880 | ydy | Enw, Berf | /ˈədɪ/ | |
| 1881 | yf | Berf | /ɨːv/ | |
| 1882 | yffach | Ebychiad | /ˈəfaχ/ | euphemistic form of uffern (“hell, damn”). |
| 1883 | ym | Enw, Arddodiad | Equivalent to 'erm': Initialism of enterprise relationship management. | |
| 1884 | ym- | Ymadrodd | /əm/ | each other, mutual, reciprocal prefix. |
| 1885 | yma | Adferf | /ˈəma/ | (in conjunction with the definite article y). |
| 1886 | ymddarostyngiad | Enw | self-abasement, submission. | |
| 1887 | ymenyn y Tylwyth Teg | Enw | ||
| 1888 | ymhlith | Arddodiad | /əˈm̥liːθ/ | among, amongst, amidst. |
| 1889 | ŷn | Enw, Berf, Adferf, Arddodiad | /ən/ | Alternative letter-case form of YN. |
| 1890 | yn ddau a dau | Enw, Adferf | two by two, in pairs. | |
| 1891 | yn groes i'r cloc | Enw, Adferf | /ən ˈɡroːɨ̯s ɪr ˈklɔk/ | Equivalent to 'anticlockwise': In a circular fashion so as to be moving to the left at the top of the circle and to the… |
| 1892 | yn hwyr neu'n hwyrach | Enw, Adferf | Equivalent to 'sooner or later': Eventually, at some undetermined time in the not-too-distant future. | |
| 1893 | yn hyn o beth | Enw | /ən ˈhɨ̞n ɔ ˌbeːθ/ | in this matter. |
| 1894 | yn y darn rhwng gwyn a du mae egin pob dychmygu | Enw | ||
| 1895 | yna | Adferf | /ˈəna/ | Used expletively directly following bod (“to be”) to indicate existence without adverbial force. (Used in a similar mann… |
| 1896 | yng | Enw, Arddodiad | /əŋ/ | Abbreviation of young. |
| 1897 | ynghanol | Arddodiad | in the middle of; amid. | |
| 1898 | ynghylch | Arddodiad | /əŋˈhɨ̞lχ/ | regarding. |
| 1899 | ynn | Enw | /ɨ̞n/ | |
| 1900 | yno | Enw, Adferf | /ˈənɔ/ | there (out of sight of speaker). |
| 1901 | yr | Adferf, Bannod | /ər/ | Abbreviation of year. |
| 1902 | yr Ail Ryfel Byd | Enw | Equivalent to 'World War II': The war from 1939 to 1945 of the Allied forces, including the United Kingdom, the Soviet U… | |
| 1903 | yr amser a'r amser | Adferf | at such a time. | |
| 1904 | yr Eglwys Gatholic Rufeinig | Enw | ||
| 1905 | yr Egwlys Gatholig Rufeinig | Enw | ||
| 1906 | yr Emiradau Arabaidd Unedig | Enw | ||
| 1907 | yr euog a ffu heb neb yn ei erlid | Ymadrodd | obsolete spelling of yr euog a ffy heb neb yn ei erlid. | |
| 1908 | yr euog a ffy heb neb yn ei erlid | Ymadrodd | /ə ˌreɨ̯ɔɡ a ˌfɨː hɛb ˌneːb ən ei ˈɛrlɪd/ | the lady doth protest too much, literally “the guilty one flees without anyone pursuing him”, "the wicked flee when no m… |
| 1909 | yr Wyddor Seinegol Ryngwladol | Enw | ||
| 1910 | yr ystlum pedol lleiaf | Enw | ||
| 1911 | yr ystlum pedol mwyaf | Enw | ||
| 1912 | ys | Berf | impersonal present progressive of bod. | |
| 1913 | ysbeidiolrwydd | Enw | ||
| 1914 | ysbrydyddiaeth | Enw | ||
| 1915 | ysgrawlingaidd | Enw | ||
| 1916 | ysgrifenyddion | Enw | ||
| 1917 | ysi | Berf | /ˈəsɪ/ | |
| 1918 | ysu | Berf | /ˈəsɨ̞/ | to consume, devour. |
| 1919 | yta | Berf | /ˈəta/ | to harvest corn. |
| 1920 | yw | Enw, Berf | /ɪu̯/ | yew trees, coniferous trees of genus Taxus, especially common or English yew trees (Taxus baccata). |
| 1921 | Ꝺ | Enw | /ð/ | |
| 1922 | ꝺ | Enw | /ð/ | |
| 1923 | Ᵹ | Enw | /ɣ/ | The capital form of ᵹ. |
| 1924 | Ꝿ | Enw | /ŋ/ | |
| 1925 | ꝿ | Enw | /ŋ/ | |
| 1926 | Ꞁ | Enw | /ɬ/ | |
| 1927 | ꞁ | Enw | /ɬ/ | |
| 1928 | Ꞇ | Enw | /θ/ | |
| 1929 | ꞇ | Enw | /θ/ |
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