30
unmindful(adjective, careless, cold, attention, casual)
26
inattentive(adjective, careless, cold, attention, forget)
26
negligent(adjective, careless, cold, indifferent, casual)
24
heedless(adjective, careless, cold, casual, forget)
21
careless(adjective, cold, foolish, stupid, casual)
19
thoughtless(adjective, careless, cold, foolish, stupid)
18
inconsiderate(adjective, careless, cold, casual, forget)
17
unthinking(adjective, careless, indifferent, foolish, stupid)
16
unintentional(adjective, planned, ignorant, hidden, unconscious)
15
absent-minded(adjective, careless, cold, foolish, stupid)
15
neglectful(adjective, careless, cold, forget, rash)
15
remiss(adjective, careless, cold, foolish, stupid)
14
unheedful(adjective, careless, cold, forget, uncaring)
14
accidental(adjective, surprise, ignorant, hidden, unconscious)
13
unheeding(adjective, careless, cold, casual, forget)
12
forgetful(adjective, careless, cold, casual, forget)
12
regardless(adjective, adverb, careless, cold, indifferent)
11
chance(adjective, surprise, unknowing, unaware, unintentional)
10
distracted(adjective, careless, indifferent, apathetic, inattentive)
10
perfunctory(adjective, cold, forget, uncaring, inattentive)
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APASmart Define. (2015). inadvertent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/inadvertent/thesaurus/synonyms
ChicagoSmart Define. 2015. "inadvertent thesaurus" https://smartdefine.org/inadvertent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, inadvertent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/inadvertent/thesaurus/synonyms>.
MLASmart Define. "inadvertent thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/inadvertent/thesaurus/synonyms>