33 entries under coldhearted topic. ×

5
hard-boiled(noun, adjective, hard, careless, indifferent)
5
inured(noun, adjective, hard, careless, indifferent)
4
callous(noun, verb, adjective, dull, hard)
4
toughened(noun, adjective, hard, careless, indifferent)
3
heartless(adjective, hard, careless, indifferent, cruel)
3
obdurate(adjective, hard, careless, indifferent, cruel)
3
steeled(noun, adjective, hard, unfeeling, unsympathetic)
2
accustomed(adjective, hard, unfeeling, unsympathetic, prepared)
2
hardhearted(adjective, hard, careless, indifferent, cruel)
2
indurated(adjective, hard, careless, indifferent, cruel)
2
seasoned(adjective, hard, unfeeling, unsympathetic, prepared)
1
benumbed(adjective, hard, unfeeling, unsympathetic, prepared)
1
contemptuous(adjective, hard, unfeeling, unsympathetic, prepared)
1
cruel(adjective, hard, careless, indifferent, apathetic)
1
disdainful(adjective, hard, unfeeling, unsympathetic, prepared)
1
habituated(adjective, hard, unfeeling, unsympathetic, prepared)
1
hard-as-nails(adjective, hard, unfeeling, unsympathetic, prepared)
1
hard-bitten(adjective, hard, careless, indifferent, cruel)
1
hard as nails(expression, adjective, idiom, unfeeling, hardened)
1
impenetrable(adjective, hard, unfeeling, unsympathetic, prepared)
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APASmart Define. (2015). case-hardened thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/case-hardened/thesaurus/synonyms
ChicagoSmart Define. 2015. "case-hardened thesaurus" https://smartdefine.org/case-hardened/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, case-hardened thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/case-hardened/thesaurus/synonyms>.
MLASmart Define. "case-hardened thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/case-hardened/thesaurus/synonyms>