70 entries under unintelligent topic. ×

44
dense(adjective, person, dull, body, strong)
27
obtuse(adjective, characteristic, dull, simple, ability)
23
dull(adjective, characteristic, simple, obscure, warm)
23
doltish(adjective, characteristic, dull, simple, ability)
20
stupid(adjective, characteristic, dull, simple, ability)
17
slow(adjective, characteristic, dull, simple, silly)
14
dumb(adjective, dull, simple, ability, slow)
14
dim-witted(adjective, dull, simple, slow, foolish)
12
moronic(adjective, dull, simple, slow, silly)
12
stolid(adjective, dull, simple, slow, foolish)
10
dopey(adjective, dull, simple, slang, ability)
9
dim(adjective, dull, simple, obscure, slow)
9
imbecilic(adjective, dull, simple, slow, foolish)
9
simple(adjective, dull, slow, silly, foolish)
8
feeble-minded(adjective, simple, slow, foolish, stupid)
7
foolish(adjective, dull, simple, slow, silly)
7
mindless(adjective, dull, simple, silly, foolish)
6
witless(adjective, dull, simple, slow, silly)
5
brainless(adjective, dull, simple, slow, silly)
4
backward(adjective, dull, simple, slow, silly)
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APASmart Define. (2016). thick thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/thick/thesaurus/synonyms
ChicagoSmart Define. 2016. "thick thesaurus" https://smartdefine.org/thick/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, thick thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/thick/thesaurus/synonyms>.
MLASmart Define. "thick thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/thick/thesaurus/synonyms>