74 entries under hard topic. ×

2
stony(adjective, careless, indifferent, cruel)
2
unresponsive(adjective, careless, indifferent, cruel)
1
apathetic(adjective, careless, indifferent, cruel)
1
benumbed(adjective, dead, unfeeling, unsympathetic)
1
blind to(verb, expression, adjective, phrasal verb)
1
bloodless(adjective, insensitive, unsusceptible)
1
careless(adjective, indifferent, cruel, apathetic)
1
case-hardened(adjective, careless, indifferent, cruel)
1
deaf to(verb, expression, adjective, phrasal verb)
1
hard-bitten(adjective, careless, indifferent, cruel)
1
hard-boiled(adjective, careless, indifferent, cruel)
1
hardened(adjective, careless, indifferent, cruel)
1
hardhearted(adjective, careless, indifferent, cruel)
1
impenitent(adjective, careless, indifferent, cruel)
1
indurated(adjective, careless, indifferent, cruel)
1
insensate(adjective, careless, indifferent, cruel)
1
inured(adjective, careless, indifferent, cruel)
1
obdurate(adjective, careless, indifferent, cruel)
1
stiff(adjective, careless, indifferent, cruel)
1
thick-skinned(adjective, careless, indifferent, cruel)
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APASmart Define. (2015). unimpressionable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unimpressionable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unimpressionable thesaurus" https://smartdefine.org/unimpressionable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unimpressionable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unimpressionable/thesaurus/synonyms>.
MLASmart Define. "unimpressionable thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/unimpressionable/thesaurus/synonyms>