3
bare
3
bone-headed(adjective, foolish)
3
bonkers(adjective, simple, silly, foolish, unsound)
3
chuckle-headed(adjective, foolish)
3
cockamamie
3
daffy(adjective, simple, silly, foolish, stupid)
3
dense(adjective, dull, simple, slow, silly)
3
eccentric(adjective, silly, foolish, fantastic, absurd)
3
effete
3
fallacious(adjective, poor, absurd, implausible, unconvincing)
3
feeble-minded(adjective, foolish, stupid, impractical, half-baked)
3
fool
3
foolhardy(adjective, silly, foolish, stupid, crazy)
3
fribble
3
frothy
3
half-witted(adjective, dull, simple, slow, silly)
3
implausible(adjective, poor, absurd, unconvincing)
3
incongruous(adjective, silly, stupid, insignificant, unreasonable)
3
inconsistent(adjective, simple, silly, foolish, stupid)
3
irresponsible(adjective, careless, silly, foolish, stupid)
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APASmart Define. (2015). inane thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/inane/thesaurus/synonyms
ChicagoSmart Define. 2015. "inane thesaurus" https://smartdefine.org/inane/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, inane thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/inane/thesaurus/synonyms>.
MLASmart Define. "inane thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/inane/thesaurus/synonyms>