82 entries under heartless topic. ×

9
inhuman(adjective, animal, hard, tough, severe)
9
tough(adjective, mean, hard, cool, severe)
8
brutal(adjective, hard, tough, severe, cold)
8
unconcerned(adjective, calm, mean, hard, cool)
7
hard-hearted(adjective, mean, hard, tough, severe)
7
uncaring(adjective, mean, hard, cool, tough)
6
dispassionate(adjective, calm, dull, flat, cold)
6
unresponsive(adjective, calm, person, dull, mean)
5
severe(adjective, hard, tough, cold, cruel)
4
anesthetized(adjective, hard, tough, severe, cold)
4
inflexible(adjective, person, mean, hard, careless)
4
numb(adjective, hard, tough, severe, cold)
4
relentless(adjective, animal, mean, hard, harsh)
4
savage(adjective, animal, mean, hard, tough)
4
unmoved(adjective, mean, hard, cool, unpleasant)
3
icy(adjective, mean, hard, cool, tough)
3
impassive(adjective, calm, hard, careless, indifferent)
3
stony-hearted(adjective, cold, cruel, unfeeling, unsympathetic)
2
barbarous(adjective, animal, mean, hard, tough)
2
thick-skinned(adjective, mean, hard, tough, severe)
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APASmart Define. (2016). uncompassionate thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/uncompassionate/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncompassionate thesaurus" https://smartdefine.org/uncompassionate/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, uncompassionate thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/uncompassionate/thesaurus/synonyms>.
MLASmart Define. "uncompassionate thesaurus" 31 March 2016. Web. 30 September 2026. <https://smartdefine.org/uncompassionate/thesaurus/synonyms>