3
gaga(adjective, unstable, unreasonable, impulsive, unpredictable)
3
general(adjective, soft, common, tolerant, slack)
3
go for broke
3
hit-or-miss(casual, erratic, frivolous, haphazard, arbitrary)
3
ill-judged(adjective, foolish, bold, thoughtless, impulsive)
3
incogitant(adjective, cold, forget, uncaring, inattentive)
3
indefinite(adjective, soft, loose, common, tolerant)
3
inexpedient(adjective, foolish, thoughtless, inappropriate, rash)
3
informal
3
ingenuous
3
jovial(adjective, feature, state, happy, relaxed)
3
laid-back(adjective, feature, state, calm, dull)
3
laid back(verb, expression, adjective, phrasal verb, feature)
3
languid(adjective, feature, state, dull, indifferent)
3
left-handed
3
light(adjective, feature, state, calm, cool)
3
lukewarm(adjective, calm, dull, cool, relaxed)
3
modest(adjective, artless)
3
naive(adjective, ignorant, unconscious, artless, uninformed)
3
natural(adjective, artless)
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APASmart Define. (2016). careless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/careless/thesaurus/synonyms
ChicagoSmart Define. 2016. "careless thesaurus" https://smartdefine.org/careless/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, careless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/careless/thesaurus/synonyms>.
MLASmart Define. "careless thesaurus" 3 March 2016. Web. 24 September 2026. <https://smartdefine.org/careless/thesaurus/synonyms>