dullen

D2U1L1L1E1N1
/ˈdʌlən/

verb

To make dull or duller; to dull.

Similar
dull
Scrabble 7
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Meanings

verbdullen (third-person singular simple present dullens, present participle dullening, simple past and past participle dullened)

present singular third person dullens · participle present dullening · participle past dullened · past dullened

  1. nonstandardtransitiveTo make dull or duller; to dull.
  2. intransitivenonstandardTo become dull or duller; to dull.

Synonyms & antonyms

Similar
dull
Also see
dullmuddytarnish

Origin

From dull + -en.

Full word history & related roots →

Rhymes & wordplay

Rhymes with dullen

sullen
All rhymes →

Anagrams

nulled
Cite this entry
APA

dullen. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/dullen

MLA

“dullen.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dullen. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “dullen,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/dullen.

Source: dullen on Wiktionary, CC BY-SA 4.0.