163 entries under indifferent topic. ×

1
unperceiving(adjective, apathetic, insensitive, ignorant)
1
unperturbed(adjective, calm, cool, relaxed)
1
unresponsive(adjective, hard, cruel, apathetic)
1
unseeing(adjective, dull, thoughtless, insensitive)
1
unsusceptible(adjective, hard, cruel, apathetic)
1
unsympathetic(adjective, hard, sharp, rough)
0
asleep at switch(expression, adjective, idiom, sloppy)
0
brusque(casual, nonchalant)
0
carefree apathetic(expression, inattentive, nonchalant, undisturbed)
0
crude(unconcerned, insensitive, unthinking, indiscreet)
0
curt(adjective, casual, nonchalant, inconsiderate)
0
discinct(adjective, sloppy, inattentive, slipshod)
0
energyless(apathetic, lethargic, languid, indolent)
0
enervated(apathetic, lethargic, languid, indolent)
0
folksy(casual, nonchalant)
0
hard-hearted(adjective, inattentive, nonchalant, undisturbed)
0
languishing(apathetic, lethargic, languid, indolent)
0
limp(apathetic, lethargic, languid, indolent)
0
mellow(adjective, calm, cool, relaxed)
0
reserved(adjective, nonchalant, undisturbed, undaunted)
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APASmart Define. (2016). careless thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/careless/thesaurus/synonyms
ChicagoSmart Define. 2016. "careless thesaurus" https://smartdefine.org/careless/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, careless thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/careless/thesaurus/synonyms>.
MLASmart Define. "careless thesaurus" 3 March 2016. Web. 27 September 2026. <https://smartdefine.org/careless/thesaurus/synonyms>