100 entries under hardhearted topic. ×

4
numb(adjective, dull, quiet, hard, tough)
4
passionless(adjective, dull, quiet, cool, flat)
4
unloving(adjective, person, hard, feelings, cruel)
4
wanton(adjective, mean, severe, harsh, cruel)
3
cutthroat(adjective, mean, hard, severe, harsh)
3
fierce(adjective, animal, mean, severe, harsh)
3
insensate(adjective, bad, hard, tough, severe)
3
iron-hearted(adjective, bad, hard, tough, severe)
3
selfish(adjective, opinion, description, unfeeling, insensible)
3
senseless(adjective, bad, hard, tough, severe)
3
steely(adjective, severe, harsh, unfeeling, strict)
2
cold fish(expression, adjective, mean, hard, tough)
2
compassionless(adjective, mean, hard, severe, harsh)
2
exacting(adjective, hard, tough, severe, harsh)
2
imperturbable(adjective, cool, unfriendly, aloof, distant)
2
surly(adjective, mean, hard, tough, severe)
2
unamiable(adjective, hard, tough, severe, cold)
2
uninvolved(adjective, indifferent, detached, distant, apathetic)
1
benumbed(adjective, dull, hard, tough, severe)
1
blase(indifferent, detached, distant, apathetic, unfeeling)
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APASmart Define. (2016). unsympathetic thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unsympathetic/thesaurus/synonyms
ChicagoSmart Define. 2016. "unsympathetic thesaurus" https://smartdefine.org/unsympathetic/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, unsympathetic thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unsympathetic/thesaurus/synonyms>.
MLASmart Define. "unsympathetic thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/unsympathetic/thesaurus/synonyms>