63 entries under indifferent topic. ×

2
insentient(adjective, hard, careless, cruel)
2
numb(noun, adjective, cold, unresponsive)
2
unconscious(adjective, cold, unresponsive, numb)
2
unsympathetic(adjective, hard, careless, cruel)
1
aloof(adjective, hard, unkind, unresponsive)
1
blind to(verb, expression, adjective, phrasal verb, hard)
1
bloodless(adjective, hard, unkind, unresponsive)
1
careless(adjective, hard, cruel, apathetic)
1
case-hardened(noun, adjective, hard, careless)
1
deaf to(verb, expression, adjective, phrasal verb, hard)
1
feelingless(adjective, hard, unkind, unresponsive)
1
hard(adjective, careless, cruel, apathetic)
1
hard-bitten(adjective, hard, careless, cruel)
1
hard-boiled(noun, adjective, hard, careless)
1
hard as nails(expression, adjective, idiom, hard)
1
hardhearted(adjective, hard, careless, cruel)
1
impenitent(adjective, hard, careless, cruel)
1
imperceptible(adjective, cold, unresponsive, numb)
1
imperceptive(adjective, hard, unkind, unresponsive)
1
incurious(adjective, hard, unkind, unresponsive)
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APASmart Define. (2015). unsusceptible thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unsusceptible/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsusceptible thesaurus" https://smartdefine.org/unsusceptible/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unsusceptible thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unsusceptible/thesaurus/synonyms>.
MLASmart Define. "unsusceptible thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/unsusceptible/thesaurus/synonyms>