1
demoniac(adjective, evil, nasty, harsh, vicious)
1
depraved(adjective, evil, nasty, harsh, vicious)
1
despotic
1
dictatorial
1
distant(adjective, indifferent, detached, weary, apathetic)
1
dog-eat-dog(adjective, mean, severe, harsh, cruel)
1
dogged(adjective, mean, hard, harsh, inflexible)
1
easy-going(adjective, calm, restrained, unconcerned, subdued)
1
egoistic
1
egoistical
1
egotistic
1
egotistical
1
evil(adjective, nasty, harsh, vicious, wicked)
1
excruciating(adjective, evil, nasty, harsh, vicious)
1
feckless(adjective, indifferent, unsympathetic, inattentive, uninterested)
1
feelingless(adjective, hard, tough, severe, cold)
1
fell
1
feral(adjective, mean, severe, harsh, cruel)
1
fixed(adjective, mean, hard, tough, harsh)
1
flat(adjective, detached, impassive, unresponsive, laid-back)
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APASmart Define. (2016). hard-hearted thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hard-hearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-hearted thesaurus" https://smartdefine.org/hard-hearted/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, hard-hearted thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hard-hearted/thesaurus/synonyms>.
MLASmart Define. "hard-hearted thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/hard-hearted/thesaurus/synonyms>