95 entries under hard topic. ×

2
inflexible(adjective, careless, indifferent, cruel)
2
inured(adjective, careless, indifferent, cruel)
2
mean(adjective, cool, unpleasant, cold)
2
thick-skinned(adjective, calm, careless, indifferent)
2
unashamed(adjective, unfeeling, unsympathetic, hardened)
2
unbending(adjective, careless, indifferent, cruel)
2
uncharitable(adjective, mean, unsympathetic)
2
unpitying(adjective, mean, cool, unpleasant)
1
antipathetic(adjective, mean, cool, unpleasant)
1
aversive(adjective, mean, cool, unpleasant)
1
blind to(expression, adjective, careless, indifferent)
1
bloodless(adjective, indifferent, unkind, unresponsive)
1
case-hardened(adjective, careless, indifferent, cruel)
1
coldhearted(adjective, indifferent, unfeeling, unsympathetic)
1
deaf to(expression, adjective, careless, indifferent)
1
feelingless(adjective, indifferent, unkind, unresponsive)
1
hard-bitten(adjective, careless, indifferent, cruel)
1
hard as nails(expression, adjective, idiom, indifferent)
1
impenitent(adjective, careless, indifferent, cruel)
1
imperceptive(adjective, indifferent, unkind, unresponsive)
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APASmart Define. (2015). unconcerned thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unconcerned/thesaurus/synonyms
ChicagoSmart Define. 2015. "unconcerned thesaurus" https://smartdefine.org/unconcerned/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unconcerned thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unconcerned/thesaurus/synonyms>.
MLASmart Define. "unconcerned thesaurus" 22 October 2015. Web. 28 September 2026. <https://smartdefine.org/unconcerned/thesaurus/synonyms>