83 entries under adjective topic. ×

1
apathetic(hard, careless, indifferent, cruel)
1
benumbed(hard, unfeeling, unsympathetic, prepared)
1
blind to(expression, hard, careless, indifferent)
1
careless(hard, indifferent, cruel, apathetic)
1
casehardened(verb, hard, unfeeling, unsympathetic)
1
cold(hard, careless, indifferent, cruel)
1
cold-blooded(hard, careless, indifferent, cruel)
1
coldhearted(hard, unfeeling, unsympathetic, prepared)
1
contemptuous(hard, unfeeling, unsympathetic, prepared)
1
cruel(hard, careless, indifferent, apathetic)
1
deaf to(expression, hard, careless, indifferent)
1
disdainful(hard, unfeeling, unsympathetic, prepared)
1
habituated(hard, unfeeling, unsympathetic, prepared)
1
hard-as-nails(hard, unfeeling, unsympathetic, prepared)
1
hard-bitten(hard, careless, indifferent, cruel)
1
hard as nails(expression, idiom, unfeeling, hardened)
1
impassive(hard, careless, indifferent, cruel)
1
impenetrable(hard, unfeeling, unsympathetic, prepared)
1
impenitent(hard, careless, indifferent, cruel)
1
impious(hard, unfeeling, unsympathetic, prepared)
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APASmart Define. (2015). case-hardened thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/case-hardened/thesaurus/synonyms
ChicagoSmart Define. 2015. "case-hardened thesaurus" https://smartdefine.org/case-hardened/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, case-hardened thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/case-hardened/thesaurus/synonyms>.
MLASmart Define. "case-hardened thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/case-hardened/thesaurus/synonyms>