Synonyms|800Antonyms|164|Broader|38Narrower|54Related|2.2k

141 entries under silly topic. ×

2
freaked out(expression, adjective, wild, foolish)
2
ill-advised(adjective, weak, simple, foolish)
2
incautious(adjective, weak, simple, foolish)
2
indiscreet(adjective, weak, simple, foolish)
2
injudicious(adjective, weak, simple, foolish)
2
mad as a hatter(expression, adjective, idiom, foolish)
2
madcap(adjective, crazy, zany)
2
nutty as fruitcake(expression, idiom, foolish, mad)
2
peculiar(adjective, foolish, crazy, fantastic)
2
unintelligent(weak, simple, foolish, crazy)
2
unzipped(adjective, wild, foolish, mad)
1
mad as a March hare(expression, idiom, foolish, mad)
1
acting crazy(expression, adjective, foolish, crazy)
1
ape(foolish, crazy, mad, irrational)
1
beyond all reason(expression, idiom, foolish, fantastic)
1
derisory(foolish, fantastic, unwise, impractical)
1
dingy(foolish, mad, unwise)
1
doltish(weak, simple, foolish, thoughtless)
1
enthusiastic(adjective, foolish, crazy, mad)
1
feebleminded(weak, simple, foolish, thoughtless)
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APASmart Define. (2015). insane thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/insane/thesaurus/synonyms
ChicagoSmart Define. 2015. "insane thesaurus" https://smartdefine.org/insane/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, insane thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/insane/thesaurus/synonyms>.
MLASmart Define. "insane thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/insane/thesaurus/synonyms>