Synonyms|611Antonyms|239|Broader|7Narrower|0Related|1.2k

68 entries under thick topic. ×

36
dull(noun, adjective, dull, simple, sharp)
26
dense(adjective, dull, simple, ability, slow)
24
stupid(adjective, dull, simple, ability, slow)
18
slow(adjective, dull, simple, heavy, silly)
17
dim(adjective, dull, simple, slow, foolish)
17
dumb(adjective, dull, simple, ability, slow)
11
unintelligent(adjective, dull, simple, slow, silly)
10
simple(adjective, dull, slow, silly, foolish)
9
mindless(adjective, dull, simple, careless, silly)
8
ignorant(adjective, dull, simple, slow, silly)
8
witless(adjective, dull, simple, slow, careless)
7
foolish(adjective, dull, simple, careless, silly)
7
sluggish(adjective, dull, simple, slow, stupid)
6
asinine(adjective, silly, foolish, stupid, vulgar)
6
backward(adjective, dull, simple, slow, silly)
6
imbecilic(adjective, dull, simple, slow, silly)
6
moronic(adjective, dull, simple, slow, silly)
6
pointless(adjective, dull, simple, flat, slow)
5
brainless(adjective, dull, simple, slow, silly)
4
dimwitted(adjective, dull, simple, slang, ability)
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ChicagoSmart Define. 2015. "obtuse thesaurus" https://smartdefine.org/obtuse/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, obtuse thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/obtuse/thesaurus/synonyms>.
MLASmart Define. "obtuse thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/obtuse/thesaurus/synonyms>