476 entries under adjective topic. ×

7
bleak(dull, obscure, dark, gloomy)
7
brainless(dull, simple, slow, stupid)
7
crepuscular(dull, obscure, dark, gloomy)
7
depressing(dull, blue, obscure, sad)
7
dim-witted(dull, simple, slow, foolish)
7
gray(noun, verb, dull, cover)
7
indistinguishable(weak, obscure, dark, vague)
7
lightless(dull, obscure, dark, gloomy)
7
shaded(dull, quiet, cool, gentle)
7
sombre(dull, obscure, flat, dark)
7
sunless(dull, dark, gloomy, mood)
7
thick-witted(dull, stupid)
6
cheerless(blue, sad, depression, woe)
6
half-witted(dull, simple, stupid, limited)
6
imperceptible(dull, weak, soft, gentle)
6
indeterminate(weak, obscure, rough, dark)
6
mat(light, dark, gloomy, murky)
6
sluggish(dull, simple, slow, unintelligent)
6
stolid(dull, simple, slow, unintelligent)
6
thickheaded
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APASmart Define. (2016). dim thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/dim/thesaurus/synonyms
ChicagoSmart Define. 2016. "dim thesaurus" https://smartdefine.org/dim/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, dim thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/dim/thesaurus/synonyms>.
MLASmart Define. "dim thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/dim/thesaurus/synonyms>