5 entries under stupid topic. ×

20
sane(adjective, characteristic, calm, sound, reasonable)
3
both oars in water(expression, idiom, characteristic, unreasonable)
3
having all marbles(expression, idiom, characteristic, unreasonable)
3
of sound mind(expression, idiom, characteristic, unreasonable)
3
playing with full deck(expression, idiom, characteristic, unreasonable)
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APASmart Define. (2016). crazy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/crazy/thesaurus/antonyms
ChicagoSmart Define. 2016. "crazy thesaurus" https://smartdefine.org/crazy/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, crazy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/crazy/thesaurus/antonyms>.
MLASmart Define. "crazy thesaurus" 3 April 2016. Web. 26 September 2026. <https://smartdefine.org/crazy/thesaurus/antonyms>