142 entries under foolish topic. ×

2
flipped out(expression, silly, crazy, mad)
2
freaked out(expression, silly, mad, insane)
2
half-baked(weak, simple, careless, silly)
2
half-witted(weak, simple, silly, thoughtless)
2
mad as a March hare(expression, idiom, silly, mad)
2
mad as a hatter(expression, adjective, idiom, silly)
2
mentally strange(expression, silly, mad, insane)
2
nutty as fruitcake(expression, idiom, silly, mad)
2
outlandish(adjective, unusual, strange, silly)
2
outrageous(adjective, silly, ridiculous, absurd)
2
screw loose(expression, silly, mad, insane)
2
unintelligent(adjective, weak, simple, silly)
2
unstable(careless, stupid, unreasonable, unthinking)
2
unwise(adjective, weak, simple, wrong, wild)
1
ape(silly, crazy, mad, insane)
1
bedlamite(adjective, simple, silly, crazy)
1
dingy(silly, mad, insane, unwise)
1
doltish(weak, simple, silly, thoughtless)
1
fallacious(unreasonable, irrational, illogical, unreasoned)
1
feebleminded(weak, simple, silly, thoughtless)
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APASmart Define. (2016). wacky thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/wacky/thesaurus/synonyms
ChicagoSmart Define. 2016. "wacky thesaurus" https://smartdefine.org/wacky/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, wacky thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/wacky/thesaurus/synonyms>.
MLASmart Define. "wacky thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/wacky/thesaurus/synonyms>