397 entries under adjective topic. ×

1
anesthetized(hard, tough, severe, cold)
1
antisocial(person, feelings)
1
apart(indifferent, detached, distant, remote)
1
as cold as charity(bad, cold, aloof, no feelings)
1
asleep(hard, tough, severe, cold)
1
austere
1
avaricious(hard, tough, harsh, cruel)
1
backward(person, feelings)
1
benumbed(hard, tough, severe, cold)
1
bitter(evil, nasty, harsh, vicious)
1
blah(detached, impassive, unresponsive, laid-back)
1
blind(indifferent, unsympathetic, inattentive, uninterested)
1
bloodthirsty(evil, nasty, harsh, vicious)
1
bloody(hard, tough, harsh, cruel)
1
brute(bad, cold, aloof, no feelings)
1
bullhead(mean, hard, tough, harsh)
1
calm(restrained, unconcerned, subdued, impassive)
1
cantankerous(hard, tough, severe, cold)
1
carefree apathetic(expression, indifferent, unsympathetic, inattentive)
1
casual(calm, indifferent, restrained, detached)
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APASmart Define. (2016). hard-hearted thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard-hearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-hearted thesaurus" https://smartdefine.org/hard-hearted/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, hard-hearted thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard-hearted/thesaurus/synonyms>.
MLASmart Define. "hard-hearted thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/hard-hearted/thesaurus/synonyms>