45 entries under careless topic. ×

12
prudent(adjective, action, thought, wise)
6
cautious(adjective, careful, reckless, guarded)
4
chary(adjective, careful, cautious)
4
discreet(adjective, sensible, stupid, careful)
4
thoughtful(adjective, happy, careful, superficial)
4
wary(adjective, certain, careful, cautious)
2
frugal
2
judicious(adjective, foolish, unsound)
2
mindful(adjective, quiet)
2
vigilant(adjective, indifferent)
1
canny(adjective, open, honest)
0
aforethought
0
be up on
0
buttoned up(expression, clear)
0
clammed up(expression, clear)
0
coldblooded
0
cool as cucumber(expression, idiom, unsound)
0
coolheaded
0
designful
0
done on purpose(expression, idiom, thoughtless)
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APASmart Define. (2015). incautious thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/incautious/thesaurus/antonyms
ChicagoSmart Define. 2015. "incautious thesaurus" https://smartdefine.org/incautious/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2015, incautious thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/incautious/thesaurus/antonyms>.
MLASmart Define. "incautious thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/incautious/thesaurus/antonyms>