96 entries under mean topic. ×

8
hard-boiled(adjective, calm, bad, hard)
8
stony(adjective, hard, tough, severe)
8
tough(adjective, hard, severe, harsh)
8
uncaring(adjective, person, bad, hard)
8
uncharitable(adjective, nasty, ill, hostile)
8
unyielding(adjective, hard, tough, harsh)
7
inflexible(adjective, hard, harsh, stubborn)
7
remorseless(adjective, hard, severe, harsh)
6
firm(adjective, hard, tough, stubborn)
6
inhumane(adjective, hard, tough, evil)
6
thick-skinned(adjective, calm, hard, tough)
6
uncompassionate(adjective, hard, tough, severe)
6
unemotional(adjective, hard, tough, severe)
5
barbarous(adjective, hard, tough, evil)
5
inexorable(adjective, hard, tough, evil)
5
relentless(adjective, hard, tough, evil)
5
thoughtless(adjective, nasty, ill, hostile)
4
adamant(adjective, hard, tough, harsh)
4
inconsiderate(adjective, nasty, ill, hostile)
4
indurate(adjective, bad, hard, cold)
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APASmart Define. (2016). hard-hearted thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/hard-hearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-hearted thesaurus" https://smartdefine.org/hard-hearted/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, hard-hearted thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/hard-hearted/thesaurus/synonyms>.
MLASmart Define. "hard-hearted thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/hard-hearted/thesaurus/synonyms>