150 entries under hard topic. ×

5
unrelenting(adjective, animal, mean, tough)
5
unstirred(adjective, mean, feelings, unsympathetic)
4
anesthetized(adjective, tough, severe, cold)
4
brutish(adjective, cold, indifferent, unfeeling)
4
inexorable(adjective, mean, tough, harsh)
4
inflexible(adjective, person, mean, careless)
4
numb(adjective, tough, severe, cold)
4
relentless(adjective, animal, mean, harsh)
4
savage(adjective, animal, mean, tough)
4
unmoved(adjective, mean, cool, unpleasant)
4
untouched(adjective, mean, feelings, unsympathetic)
3
adamant(adjective, person, mean, feelings)
3
disinterested(adjective, calm, dull, mean)
3
frigid(adjective, calm, dull, mean)
3
icy(adjective, mean, cool, tough)
3
impassive(adjective, calm, careless, indifferent)
3
unyielding(adjective, mean, tough, harsh)
2
barbarous(adjective, animal, mean, tough)
2
coldhearted(adjective, cold, indifferent, detached)
2
fierce(adjective, animal, mean, tough)
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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>