dullen

Verb

To make dull or duller; to dull.
To become dull or duller; to dull.

Origin / Etymology

From dull + -en.

Synonyms

dull

Scrabble Score: 0

dullen: not valid in Scrabble (US) TWL Dictionary
dullen: not valid in Scrabble (MW) Merriam-Webster Dictionary
dullen: not valid in International Collins CSW Dictionary

Words With Friends Score: 0

dullen: not valid in Words With Friends

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