158 entries under silly topic. ×

2
ill-advised(adjective, weak, simple, foolish)
2
incautious(adjective, weak, simple, rough)
2
indiscreet(adjective, weak, simple, foolish)
2
injudicious(adjective, weak, simple, foolish)
2
mad as a hatter(expression, adjective, idiom, wild, strange)
2
off the wall(expression, adjective, idiom, light, unusual)
2
purposeless(adjective, stupid, insignificant, ridiculous)
2
simple(adjective, weak, foolish, stupid)
2
unintelligent(adjective, weak, simple, foolish)
1
bats in the belfry(expression, adjective, idiom, wild, strange)
1
beyond all reason(expression, adjective, idiom, wild)
1
chaotic(adjective, rough, foolish, irrational)
1
cockamamy(foolish, thoughtless, unwise, unintelligent)
1
derailed(adjective, wrong, wild, foolish)
1
double talk(expression, adjective, stupid, insignificant)
1
feebleminded(weak, simple, foolish, thoughtless)
1
giddy(adjective, simple, rough, careless, wild)
1
impulsive(adjective, unplanned, wacky, ill-considered)
1
mad as a March hare(expression, adjective, idiom, wild, strange)
1
nerdy(weak, simple, foolish, thoughtless)
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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>