93 entries under foolish topic. ×

10
daft(crazy, adjective, insane, silly, mad)
10
enthusiastic(adjective, passionate, fervent, delighted, keen)
9
nutty(adjective, wrong, unusual, enthusiastic, strange)
9
strange(adjective, unusual, property, fantastic)
8
avid(adjective, keen, enthusiastic, anxious, restless)
8
incoherent(adjective, unreasonable, confused, chaotic)
8
lunatic(adjective, crazy, insane, silly, mad)
8
nuts(adjective, crazy, silly, irrational)
8
weird(adjective, unusual, strange, silly)
7
demented(adjective, wrong, silly, stupid)
7
loony(adjective, wrong, strange, silly)
7
quixotic(adjective, happy, tender, perfect, strange)
7
wacky(adjective, wrong, strange, silly)
6
baseless(adjective, unreasonable, illogical)
6
fatuous(adjective, characteristic, wrong, stupid)
6
hare-brained(adjective, silly, crazy, inattention)
6
injudicious(adjective, characteristic, careless, unreasonable)
6
maniacal(adjective, wrong, cruel, silly)
6
mindless(adjective, characteristic, careless, stupid)
6
outlandish(adjective, obscure, offensive, rude, unusual)
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APASmart Define. (2016). wild thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/wild/thesaurus/synonyms
ChicagoSmart Define. 2016. "wild thesaurus" https://smartdefine.org/wild/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, wild thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/wild/thesaurus/synonyms>.
MLASmart Define. "wild thesaurus" 15 March 2016. Web. 23 September 2026. <https://smartdefine.org/wild/thesaurus/synonyms>