19 entries under careless topic. ×

11
heedless(adjective, careful, reckless)
11
reckless(adjective, thought, reserved, deed)
9
thoughtless(adjective, reasonable, prudent, reckless)
8
imprudent(adjective, kind, prudent, reckless)
8
incautious(adjective, careful, reckless)
6
unguarded(adjective, deliberate, thoughtless, reckless)
5
rash(adjective, reasonable, sensible, impulsive)
5
hasty(adjective, kind, slow, reckless)
4
foolish(adjective, sound, wise, reckless)
2
negligent(adjective, reckless)
1
inattentive(adjective, reckless)
1
indiscreet(adjective, reckless)
1
impolitic(adjective, wise, unwise)
1
uncareful(adjective, kind, reserved, reckless)
1
unobservant(adjective, reckless)
1
unthinking(adjective, thoughtful)
1
unwise(adjective, prudent, reckless)
0
sure(adjective, reckless)
-1
certain(adjective, reckless)
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APASmart Define. (2016). cautious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/cautious/thesaurus/antonyms
ChicagoSmart Define. 2016. "cautious thesaurus" https://smartdefine.org/cautious/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, cautious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/cautious/thesaurus/antonyms>.
MLASmart Define. "cautious thesaurus" 2 March 2016. Web. 26 September 2026. <https://smartdefine.org/cautious/thesaurus/antonyms>