8
distrait(noun, adjective, careless, cold, forget)
8
loose(adjective, calm, cool, careless, relaxed)
8
oblivious(noun, adjective, soft, careless, indifferent)
8
uninterested(adjective, cold, indifferent, dead, unsympathetic)
7
absent(adjective, careless, indifferent, apathetic, unconcerned)
7
apathetic(noun, adjective, calm, cool, sharp)
7
devil-may-care(adjective, feature, state, soft, careless)
7
easygoing(adjective, feature, state, calm, cool)
7
lazy(adjective, quiet, slow, careless, heavy)
7
listless(adjective, calm, cool, sharp, rude)
7
preoccupied(adjective, careless, indifferent, apathetic, unconcerned)
7
relaxed(adjective, feature, state, calm, cool)
7
worry-free(adjective, feature, state, trait)
6
aloof(adjective, calm, cool, relaxed, cold)
6
dreamy(adjective, quiet, easy, careless, heavy)
6
inexact(adjective, soft, cold, forget, tolerant)
6
inobservant(adjective, careless, cold, forget, uncaring)
6
insouciant(adjective, feature, state, calm, cool)
6
offhand(adjective, calm, cool, careless, relaxed)
6
permissive(adjective, feature, state, soft, trait)
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APASmart Define. (2015). negligent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/negligent/thesaurus/synonyms
ChicagoSmart Define. 2015. "negligent thesaurus" https://smartdefine.org/negligent/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, negligent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/negligent/thesaurus/synonyms>.
MLASmart Define. "negligent thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/negligent/thesaurus/synonyms>