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Meaning of dullen | Babel Free

Verb CEFR B1

/ˈdʌlən/

Definitions

To make dull or duller; to dull.
nonstandard, transitive
To become dull or duller; to dull.
intransitive, nonstandard

CEFR level

B1

Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.

See also

dullened dullening dullens dulleth dullified dullifies