15 entries under cautious topic. ×

22
prudent(adjective, careless, reserved, imprudent)
17
wary(adjective, careless, certain, careful, reserved)
12
careful(adjective, false, loose, reserved)
9
shy(adjective, reserved)
8
responsible(adjective, reserved)
4
attentive(adjective, reserved)
4
discreet(adjective, sensible, careless, stupid, reserved)
3
mindful(adjective, reserved)
3
timid(adjective, reserved)
1
fearful(adjective, reserved)
1
thoughtful(adjective, reserved)
1
wise(adjective, careless, foolish, reserved)
0
afraid(adjective, reserved)
0
meek(adjective, reserved)
0
reserved
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APASmart Define. (2015). reckless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/reckless/thesaurus/antonyms
ChicagoSmart Define. 2015. "reckless thesaurus" https://smartdefine.org/reckless/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, reckless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/reckless/thesaurus/antonyms>.
MLASmart Define. "reckless thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/reckless/thesaurus/antonyms>