119 entries under silly topic. ×

5
enthusiastic(adjective, concern, rough, passionate)
5
moonstruck(adjective, foolish, stupid, mad)
5
screwball(noun, adjective, slang, mad)
5
stupid(adjective, wild, foolish, crazy)
4
cockamamie(adjective, slang, foolish, crazy)
4
erratic(adjective, wild, foolish, crazy)
4
keen(adjective, concern, passionate, foolish)
4
nonsensical(adjective, foolish, unwise)
4
outlandish(adjective, foolish, unwise)
4
schizo(noun, adjective, slang, mad)
4
senseless(adjective, foolish, stupid, unwise)
3
berserk(adjective, wild, foolish, crazy)
3
flaky(adjective, simple, foolish, crazy)
3
irrational(adjective, wrong, rough, wild)
3
ludicrous(adjective, foolish, unwise)
3
off the wall(expression, adjective, idiom, simple, unusual)
3
preposterous(adjective, wild, foolish, stupid)
3
psychopathic(adjective, foolish, stupid, cuckoo)
3
rabid(adjective, wrong, concern, rough, wild)
3
ridiculous(adjective, simple, wild, strange)
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APASmart Define. (2016). nuts thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/nuts/thesaurus/synonyms
ChicagoSmart Define. 2016. "nuts thesaurus" https://smartdefine.org/nuts/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, nuts thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/nuts/thesaurus/synonyms>.
MLASmart Define. "nuts thesaurus" 3 March 2016. Web. 22 September 2026. <https://smartdefine.org/nuts/thesaurus/synonyms>