68 entries under simple topic. ×

4
absurd(adjective, weak, silly, foolish)
4
half-baked(dull, weak, silly, foolish)
4
imbecilic(adjective, dull, weak, silly)
4
loony(adjective, weak, silly, foolish)
4
nonsensical(adjective, dull, weak, silly)
4
silly(adjective, dull, weak, foolish)
4
simpleminded(dull, silly, foolish, stupid)
4
unintelligent(adjective, dull, weak, slow)
3
daffy(weak, silly, foolish, thoughtless)
3
dotty(adjective, weak, silly, foolish)
3
fatuous(weak, silly, foolish, thoughtless)
3
harebrained(weak, silly, foolish, thoughtless)
3
ignorant(adjective, slow, silly, foolish)
3
insane(weak, silly, foolish, thoughtless)
3
mad(weak, silly, foolish, thoughtless)
3
nutty(weak, silly, foolish, thoughtless)
3
preposterous(weak, silly, foolish, thoughtless)
2
daft(weak, silly, foolish, stupid)
2
dense(adjective, dull, slow, silly)
2
dippy(weak, silly, foolish, thoughtless)
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APASmart Define. (2016). half-witted thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/half-witted/thesaurus/synonyms
ChicagoSmart Define. 2016. "half-witted thesaurus" https://smartdefine.org/half-witted/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, half-witted thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/half-witted/thesaurus/synonyms>.
MLASmart Define. "half-witted thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/half-witted/thesaurus/synonyms>