97 entries under stupid topic. ×

2
mindless(adjective, careless, foolish, unreasonable)
2
obtuse(careless, unthinking, unperceptive, unobservant)
2
psychopathic(adjective, silly, foolish, crazy)
2
raving(adjective, silly, foolish, crazy)
2
unsettled(silly, foolish, crazy, senseless)
2
vacuous(adjective, careless, unthinking, obtuse)
1
derailed(adjective, wrong, wild, silly, foolish)
1
flighty(careless, unthinking, obtuse, unperceptive)
1
freaky(light, crazy, unreasonable, senseless)
1
ill-advised(weak, simple, careless, silly, foolish)
1
ill-considered(weak, simple, careless, silly, foolish)
1
illogical(strange, silly, foolish, unreasonable)
1
impractical(adjective, wrong, wild, silly, foolish)
1
imprudent(weak, simple, careless, foolish)
1
injudicious(weak, simple, careless, silly, foolish)
1
irresponsible(adjective, wild, strange, silly, foolish)
1
jokey(adjective, pleasant, happy, cheerful)
1
puerile(careless, silly, foolish, fantastic)
1
raging(silly, foolish, crazy, senseless)
1
unreasoning(careless, foolish, unreasonable, unthinking)
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APASmart Define. (2015). loony thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/loony/thesaurus/synonyms
ChicagoSmart Define. 2015. "loony thesaurus" https://smartdefine.org/loony/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, loony thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/loony/thesaurus/synonyms>.
MLASmart Define. "loony thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/loony/thesaurus/synonyms>