Meaning of knock-knock | Babel Free
Definitions
Equivalents
Examples
“Knock-knock. / Who's there? / Wendy. / Wendy who? / Wendy you want to open the door?”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.
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