158 entries under silly topic. ×

9
reckless(adjective, foolish, stupid, mad)
9
unrealistic(adjective, characteristic, foolish, unwise)
9
zealous(adjective, love, concern, keen, passionate)
8
derisory(adjective, characteristic, wild, foolish)
8
flipped(adjective, characteristic, wild, enthusiastic, strange)
8
ill-conceived(adjective, characteristic, slow, wild)
8
illogical(adjective, wrong, foolish, stupid)
8
madcap(noun, adjective, person, rough)
8
rash(adjective, foolish, stupid, mad)
8
unreasonable(adjective, weak, simple, wrong, offensive)
8
unzipped(adjective, upset, characteristic, wild, strange)
7
hare-brained(adjective, foolish, zany, wacky)
7
out to lunch(expression, adjective, idiom, wild, strange)
7
thoughtless(adjective, unwise, wacky)
7
unsound(adjective, wrong, foolish, stupid)
6
buggy(adjective, slang, foolish, mad)
6
half-witted(adjective, weak, simple, foolish)
6
incongruous(adjective, stupid, insignificant, unreasonable)
6
pointless(adjective, simple, foolish, stupid)
5
fool(noun, adjective, light, absurd)
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APASmart Define. (2016). crazy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/crazy/thesaurus/synonyms
ChicagoSmart Define. 2016. "crazy thesaurus" https://smartdefine.org/crazy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, crazy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/crazy/thesaurus/synonyms>.
MLASmart Define. "crazy thesaurus" 3 April 2016. Web. 23 September 2026. <https://smartdefine.org/crazy/thesaurus/synonyms>