11 entries under unsound topic. ×

7
sensible(adjective, reasonable, foolish, realistic)
7
wise(adjective, sensible, careless, foolish)
6
reasonable(adjective, sensible, irrational)
2
judicious(adjective, careless, foolish, thoughtful, wise)
0
cool as cucumber(expression, idiom, careless)
0
coolheaded
0
levelheaded
0
thought-out
0
well-reasoned
0
well-thought-out
0
with all marbles(expression, idiom, careless)
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APASmart Define. (2016). senseless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/senseless/thesaurus/antonyms
ChicagoSmart Define. 2016. "senseless thesaurus" https://smartdefine.org/senseless/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, senseless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/senseless/thesaurus/antonyms>.
MLASmart Define. "senseless thesaurus" 14 March 2016. Web. 26 September 2026. <https://smartdefine.org/senseless/thesaurus/antonyms>