69 entries under adjective topic. ×

24
careless(attentive, reckless, artless, responsible)
15
brave(noun, weak, bold, cowardly)
11
heedless(careless, careful, reckless)
11
reckless(careless, thought, reserved, deed)
10
naive
10
foolhardy(rash, impetuous)
9
thoughtless(reasonable, careless, prudent, reckless)
8
imprudent(kind, careless, prudent, reckless)
8
incautious(careless, careful, reckless)
7
unwary(thoughtless, heedless)
6
impetuous(calm, thinking)
6
unguarded(careless, deliberate, thoughtless, reckless)
6
impulsive
5
rash(reasonable, sensible, careless, impulsive)
5
hasty(kind, slow, careless, reckless)
4
foolish(sound, careless, wise, reckless)
4
brash(impulsive, brazen)
2
adventurous
2
negligent(careless, reckless)
2
game(brave, willing)
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APASmart Define. (2016). cautious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/cautious/thesaurus/antonyms
ChicagoSmart Define. 2016. "cautious thesaurus" https://smartdefine.org/cautious/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, cautious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/cautious/thesaurus/antonyms>.
MLASmart Define. "cautious thesaurus" 2 March 2016. Web. 25 September 2026. <https://smartdefine.org/cautious/thesaurus/antonyms>