Synonyms|1kAntonyms|187|Broader|19Narrower|0Related|760

510 entries under adjective topic. ×

7
perfunctory(casual, quick, happy-go-lucky, slapdash)
7
profligate(easy, careless, wild, loose)
7
remiss(indifferent, casual, unconcerned, obtuse)
6
giddy(easy, careless, wild, silly)
6
inadvertent(indifferent, casual, unconcerned, rash)
6
unconsidered(noun, careless, foolish, careful)
6
unheedful(rash, neglectful)
6
carefree(feature, state, weak, careless)
6
courageous(strong, smart, bold, spirited)
6
dangerous(anxious, bold, worried, brave)
6
disregardful(casual, rash, happy-go-lucky, oblivious)
6
fast(violent, careless, wild, quick)
6
frantic(crazy, mad, odd, insane)
6
irrational(careless, wild, silly, foolish)
6
prodigal(free, careless, wild, extravagant)
6
unconcerned(feature, state, careless, indifferent)
6
unruly(mean, careless, wild, determined)
5
blind(indifferent, unconcerned, unkind, uncaring)
5
easygoing(feature, state, trait)
5
emotional(noun, nervous, thoughtless, restless)
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APASmart Define. (2015). reckless thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/reckless/thesaurus/synonyms
ChicagoSmart Define. 2015. "reckless thesaurus" https://smartdefine.org/reckless/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, reckless thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/reckless/thesaurus/synonyms>.
MLASmart Define. "reckless thesaurus" 3 August 2015. Web. 22 September 2026. <https://smartdefine.org/reckless/thesaurus/synonyms>