Synonyms|470Antonyms|69|Broader|4Narrower|0Related|79

94 entries under foolish topic. ×

1
half-baked(silly, fantastic, unwise, unlikely)
1
harebrained(silly, fantastic, unwise, impractical)
1
idiotic(silly, fantastic, unwise, impractical)
1
ill-conceived(silly, fantastic, unwise, impractical)
1
imprudent(adjective, silly, fantastic, unwise)
1
inane(silly, fantastic, unwise, impractical)
1
inappropriate(silly, fantastic, unwise, impractical)
1
insane(silly, fantastic, unwise, impractical)
1
irresponsible(silly, fantastic, unwise, impractical)
1
loony(silly, fantastic, unwise, impractical)
1
ludicrous(silly, fantastic, unwise, impractical)
1
mental(adjective, wild, silly, senseless)
1
nonsensical(silly, fantastic, impractical, unreal)
1
odd(silly, fantastic, unwise, impractical)
1
out of all reason(expression, idiom, silly, fantastic)
1
outrageous(silly, fantastic, unwise, impractical)
1
peculiar(silly, fantastic, unwise, impractical)
1
puerile(silly, fantastic, unwise, impractical)
1
senseless(silly, fantastic, unwise, impractical)
1
short-sighted(silly, fantastic, unwise, impractical)
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ChicagoSmart Define. 2016. "quixotic thesaurus" https://smartdefine.org/quixotic/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, quixotic thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/quixotic/thesaurus/synonyms>.
MLASmart Define. "quixotic thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/quixotic/thesaurus/synonyms>