110 entries under foolish topic. ×

4
ignorant(adjective, impractical, half-baked, doomed)
4
cracked(adjective, silly, unwise)
4
preposterous(adjective, stupid, fantastic, senseless)
3
asinine
3
half-witted(adjective, stupid)
3
touched(adjective, silly, unwise)
3
unhinged(adjective, silly, unwise)
2
bizarre(strange, silly, fantastic, odd)
2
cockeyed(silly, fantastic, unwise, impractical)
2
crazed(adjective, silly, unwise)
2
deranged(adjective, silly, unwise)
2
dim-witted
2
flipped(silly, unwise)
2
irrational(strange, silly, stupid, senseless)
2
mental(adjective, silly, unwise)
2
nitwit
2
out to lunch(expression, adjective, idiom, silly)
2
round the bend(expression, idiom, silly, unwise)
2
unbalanced(adjective, silly, unwise)
2
unwise
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APASmart Define. (2016). goofy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/goofy/thesaurus/synonyms
ChicagoSmart Define. 2016. "goofy thesaurus" https://smartdefine.org/goofy/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, goofy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/goofy/thesaurus/synonyms>.
MLASmart Define. "goofy thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/goofy/thesaurus/synonyms>