61 entries under heedless topic. ×

37
unmindful(noun, adjective, soft, careless, indifferent)
28
inattentive(noun, adjective, careless, indifferent, silly)
26
unconscious(adjective, knowledge, careless, indifferent, innocent)
24
abstracted(noun, adjective, ignore, careless, casual)
22
absent(adjective, ignore, careless, forget, remote)
20
preoccupied(adjective, careless, indifferent, apathetic, remote)
19
forgetful(adjective, soft, ignore, careless, indifferent)
18
distracted(noun, adjective, ignore, careless, forget)
15
negligent(noun, adjective, soft, careless, indifferent)
13
ignorant(adjective, knowledge, indifferent, unconcerned, insensitive)
13
unknowing(adjective, knowledge, innocent, unconcerned, ignorant)
12
uninformed(adjective, knowledge, innocent, unconcerned, ignorant)
11
careless(noun, adjective, soft, indifferent, silly)
10
absorbed(adjective, careless, remote, vague, ignorant)
10
blind(adjective, informal, careless, indifferent, apathetic)
9
unwitting(adjective, knowledge, careless, innocent, sloppy)
9
deaf(adjective, indifferent, unconcerned, unsympathetic, ignorant)
9
dreamy(adjective, careless, indifferent, apathetic, remote)
9
incognizant(adjective, unconcerned, unknown, ignorant, unconscious)
9
unobservant(noun, adjective, careless, indifferent, casual)
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APASmart Define. (2015). oblivious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/oblivious/thesaurus/synonyms
ChicagoSmart Define. 2015. "oblivious thesaurus" https://smartdefine.org/oblivious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, oblivious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/oblivious/thesaurus/synonyms>.
MLASmart Define. "oblivious thesaurus" 22 October 2015. Web. 25 September 2026. <https://smartdefine.org/oblivious/thesaurus/synonyms>