986 entries under adjective topic. ×

10
thick(dull, slow, silly, foolish)
10
unalloyed(separate, complete, clean, total)
10
undecorated(plain, ordinary, modest, natural)
10
unmixed(separate, complete, clean, pure)
9
backward(dull, quiet, ability, slow)
9
blunt(clear, hard, severe, flat)
9
childish(pure, foolish, stupid, innocent)
9
commonplace(dull, mean, lower, poor)
9
credulous(pure, silly, stupid, intelligent)
9
doltish(dull, weak, slow, silly)
9
familiar(plain, informal, relaxed, common)
9
forthright(direct, honest, plain, natural)
9
gullible(dull, silly, foolish, stupid)
9
imbecile(noun, dull, ability, slow)
9
imbecilic(dull, weak, slow, silly)
9
indivisible(separate, pure, special, individual)
9
mindless(dull, slow, silly, foolish)
9
obtuse(dull, slow, silly, foolish)
9
prosaic(mean, gentle, poor, low)
9
severe(hard, lower, obscure, poor)
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APASmart Define. (2016). simple thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/simple/thesaurus/synonyms
ChicagoSmart Define. 2016. "simple thesaurus" https://smartdefine.org/simple/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, simple thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/simple/thesaurus/synonyms>.
MLASmart Define. "simple thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/simple/thesaurus/synonyms>