61 entries under heedless topic. ×

2
lost(adjective, careless, indifferent, apathetic, remote)
2
airheaded(adjective, careless, remote, vague, sloppy)
2
nescient(adjective, innocent, unconcerned, ignorant, unfamiliar)
2
out to lunch(expression, adjective, idiom, careless, remote)
1
deaf to(expression, adjective, unconcerned, ignorant, unconscious)
1
doped(adjective, unconcerned, ignorant, unconscious)
1
engrossed(careless, anxious, remote, distracted, absorbed)
1
caught napping(expression, adjective, unconcerned, ignorant, naive)
1
goofing off(expression, careless, remote, rash, distracted)
1
head in the clouds(expression, idiom, careless, remote, distracted)
1
in a daze(expression, adjective, idiom, unconcerned, ignorant)
1
inconscient(adjective, careless, remote, vague, distracted)
1
inconversant(adjective, unconcerned, unknown, ignorant, unconscious)
1
not all there(expression, adjective, idiom, unconcerned, ignorant)
1
not cognizant(expression, adjective, unconcerned, ignorant, unconscious)
1
pipe dreaming(expression, adjective, careless, remote, vague)
1
remote(careless, distracted, scatterbrained, forgetful)
1
space cadet(expression, careless, remote, distracted)
1
spacey(adjective, careless, unconcerned, remote, vague)
1
surroundings(careless, remote, distracted, scatterbrained)
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APASmart Define. (2015). oblivious thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/oblivious/thesaurus/synonyms
ChicagoSmart Define. 2015. "oblivious thesaurus" https://smartdefine.org/oblivious/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, oblivious thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/oblivious/thesaurus/synonyms>.
MLASmart Define. "oblivious thesaurus" 22 October 2015. Web. 27 September 2026. <https://smartdefine.org/oblivious/thesaurus/synonyms>