Synonyms|505Antonyms|221|Broader|10Narrower|33Related|552
1
fool mistake(noun, expression, mistake, rudeness, lapse)
1
fool trick(expression, nonsense, absurdity, silliness, irrationality)
1
foolheadedness
1
foppery
1
foul-up(noun, mistake, rudeness, lapse, error)
1
frivolousness
1
garbage(drivel, baloney)
1
gaucherie(noun, mistake, rudeness, lapse, error)
1
gloomy
1
goof(noun, mistake, rudeness, lapse, error)
1
halfwittedness
1
hastiness(noun, mistake, rudeness, lapse, error)
1
hooey(drivel, garbage, baloney)
1
horse feathers(expression, nonsense, absurdity, foolishness, irrationality)
1
hot air(expression, foolishness, drivel, garbage, irrationality)
1
idiot
1
illiteracy
1
illogic
1
inadvisability(nonsense, absurdity, foolishness, madness, idiocy)
1
inattention
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APASmart Define. (2016). stupidity thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/stupidity/thesaurus/synonyms
ChicagoSmart Define. 2016. "stupidity thesaurus" https://smartdefine.org/stupidity/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, stupidity thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/stupidity/thesaurus/synonyms>.
MLASmart Define. "stupidity thesaurus" 25 February 2016. Web. 25 September 2026. <https://smartdefine.org/stupidity/thesaurus/synonyms>