4
fool
4
insane(adjective, weak, simple, silly, foolish)
4
rude(adjective, careless, thoughtless, inconsiderate)
4
unfitting
4
ungifted
4
unsuitable
4
untimely
3
awkward
3
brash(adjective, careless, foolish, thoughtless, inappropriate)
3
cuckoo(silly, foolish)
3
goofy(silly, foolish)
3
headless
3
idle
3
ill-timed
3
illogical(adjective, wrong, wild, silly, foolish)
3
impetuous
3
impolite
3
impulsive(adjective, weak, careless, foolish, thoughtless)
3
inapt
3
indelicate(careless, thoughtless, inconsiderate)
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APASmart Define. (2015). unwise thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unwise/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwise thesaurus" https://smartdefine.org/unwise/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unwise thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unwise/thesaurus/synonyms>.
MLASmart Define. "unwise thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/unwise/thesaurus/synonyms>