79 entries under simple topic. ×

13
naive(adjective, straightforward, innocent, green)
10
dim-witted(adjective, dull, slow, foolish)
8
feeble-minded(adjective, dull, ability, slow)
7
dull(adjective, ability, slow, silly)
7
moronic(adjective, dull, slow, silly)
6
half-witted(adjective, dull, ability, slow)
6
jejune(plain, fresh, innocent, sincere)
6
stupid(adjective, dull, slow, informal)
5
dumb(adjective, dull, slow, silly)
5
imbecile(adjective, dull, slow, silly)
5
imbecilic(adjective, slow, silly, foolish)
4
dense(adjective, dull, slow, silly)
4
slow(adjective, dull, ability, silly)
3
backward(adjective, dull, ability, slow)
3
brainless(adjective, slow, silly, stupid)
3
obtuse(adjective, slow, silly, stupid)
3
stolid(adjective, slow, stupid, sluggish)
3
thick(adjective, slow, silly, foolish)
3
unintelligent(adjective, dull, slow, silly)
3
witless(adjective, slow, silly, foolish)
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APASmart Define. (2013). simple-minded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/simple-minded/thesaurus/synonyms
ChicagoSmart Define. 2013. "simple-minded thesaurus" https://smartdefine.org/simple-minded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, simple-minded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/simple-minded/thesaurus/synonyms>.
MLASmart Define. "simple-minded thesaurus" 17 October 2013. Web. 22 September 2026. <https://smartdefine.org/simple-minded/thesaurus/synonyms>