416 entries under dull topic. ×

7
dim-witted(adjective, simple, slow, foolish)
7
gray(noun, verb, adjective, cover)
7
lightless(adjective, obscure, dark, gloomy)
7
shaded(adjective, quiet, cool, gentle)
7
sombre(adjective, obscure, flat, dark)
7
sunless(adjective, dark, gloomy, mood)
7
tarnish(verb, reduce, diminish, lower)
7
thick-witted(adjective, stupid)
6
blacken(verb, cover, obscure, protect)
6
half-witted(adjective, simple, stupid, limited)
6
imperceptible(adjective, weak, soft, gentle)
6
sluggish(adjective, simple, slow, unintelligent)
6
stolid(adjective, simple, slow, unintelligent)
6
unlit(adjective, soft, obscure, flat)
6
weaken(verb, quiet, decline, fall)
5
blot(verb, stain, discolor)
5
boorish(adjective, slow, stupid, intelligent)
5
darkened(adjective, dark, gloomy, black)
5
darkish(adjective, obscure, dark, gloomy)
5
grimy(adjective, soft, obscure, flat)
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APASmart Define. (2016). dim thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/dim/thesaurus/synonyms
ChicagoSmart Define. 2016. "dim thesaurus" https://smartdefine.org/dim/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, dim thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/dim/thesaurus/synonyms>.
MLASmart Define. "dim thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/dim/thesaurus/synonyms>