Sensible Thesaurus / Antonyms / page 6

1	instinctive(adjective, conscious, automatic, reflex)
1	irresponsible
1	laughable
1	loony
1	lunatic(adjective, crazy, mad)
1	madcap
1	meaningless(reasonable, meaningful)
1	mental
1	mindless
1	naive
1	nuts
1	pixelated
1	prodigal
1	profligate
1	screwball
1	screwy
1	shortsighted
1	showy
1	shriveled
1	simple

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APA	Smart Define. (2016). sensible thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sensible/thesaurus/antonyms
Chicago	Smart Define. 2016. "sensible thesaurus" https://smartdefine.org/sensible/thesaurus/antonyms (accessed September 25, 2026).
Harvard	Smart Define 2016, sensible thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sensible/thesaurus/antonyms>.
MLA	Smart Define. "sensible thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/sensible/thesaurus/antonyms>

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