5
hasty(adjective, kind, slow, careless, reckless)
5
shameless
4
foolish(adjective, sound, careless, wise, reckless)
4
brash(adjective, impulsive, brazen)
4
forgetful
4
immoderate
3
madcap
2
adventurous(adjective, daring)
2
negligent(adjective, careless, reckless)
2
daring
2
gallant
2
game(adjective, brave, willing)
1
audacious(adjective, daring, reckless)
1
bohemian
1
bold(weak, shy)
1
futuristic
1
inattentive(adjective, careless, reckless)
1
indiscreet(adjective, careless, reckless)
1
outspoken(adjective, explicit, tactful, unreserved)
1
remiss
10 years ago|4.7k views|share |citing 
APASmart Define. (2016). cautious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cautious/thesaurus/antonyms
ChicagoSmart Define. 2016. "cautious thesaurus" https://smartdefine.org/cautious/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, cautious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cautious/thesaurus/antonyms>.
MLASmart Define. "cautious thesaurus" 2 March 2016. Web. 24 September 2026. <https://smartdefine.org/cautious/thesaurus/antonyms>