3
slatternly
3
sluttish
3
supine(adjective, cold, indifferent, deliberate, dead)
3
unattending(adjective, cold, forget, uncaring, inattentive)
3
unaware(adjective, silly, foolish, unconcerned, senseless)
3
undiscriminating
3
unhurried(adjective, feature, state, slow, trait)
3
unlistening(adjective, cold, forget, uncaring, inattentive)
3
unobliging(adjective, cold, forget, uncaring, inattentive)
3
unregardful(adjective, cold, forget, uncaring, inattentive)
3
untidy
3
untroubled(adjective, feature, state, calm, cool)
2
absentminded(adjective, careless, indifferent, apathetic, unconcerned)
2
blind(adjective, sharp, rude, careless, indifferent)
2
blithe(adjective, feature, state, indifferent, trait)
2
breakneck(adjective, wild, thoughtless, deed, irresponsible)
2
calm(adjective, feature, state, cool, relaxed)
2
caught napping(expression, careless, bold, thoughtless, impulsive)
2
clumsy(adjective, neglectful)
2
dispassionate(adjective, calm, cool, relaxed, indifferent)
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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>