23 entries under foolish topic. ×

10
dim-witted(adjective, dull, simple, slow)
8
feeble-minded(adjective, dull, simple, ability, slow)
7
dull(adjective, simple, ability, slow, silly)
7
moronic(adjective, dull, simple, slow, silly)
7
simple(adjective, dull, ability, honest, slow)
6
stupid(adjective, dull, simple, slow, informal)
5
imbecile(adjective, dull, simple, slow, silly)
5
imbecilic(adjective, simple, slow, silly)
4
silly(adjective, stupid, green, fat)
4
slow(adjective, dull, simple, ability, silly)
3
backward(adjective, dull, simple, ability, slow)
3
fatuous(adjective, stupid)
3
idiotic(adjective, silly, stupid, green)
3
thick(adjective, simple, slow, silly)
3
witless(adjective, simple, slow, silly)
2
asinine(adjective, silly, stupid, green)
2
daft(adjective, simple, slow, stupid)
2
inane(adjective, silly, stupid, green)
2
scatterbrained(adjective, simple, slow, stupid)
1
daffy(adjective, simple, slow, stupid)
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APASmart Define. (2013). simple-minded thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/simple-minded/thesaurus/synonyms
ChicagoSmart Define. 2013. "simple-minded thesaurus" https://smartdefine.org/simple-minded/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, simple-minded thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/simple-minded/thesaurus/synonyms>.
MLASmart Define. "simple-minded thesaurus" 17 October 2013. Web. 21 September 2026. <https://smartdefine.org/simple-minded/thesaurus/synonyms>