92 entries under pitiless topic. ×

13
unsympathetic(adjective, mean, hard, cool, tough)
12
heartless(adjective, mean, feeling, hard, cool)
12
steely(adjective, strong, hard, tough, cold)
9
cold-blooded(adjective, person, mean, hard, cool)
9
merciless(adjective, person, mean, hard, tough)
9
uncompassionate(adjective, person, mean, hard, cool)
8
cold(adjective, mean, hard, cool, tough)
8
cruel(adjective, mean, strong, hard, cool)
8
hardhearted(adjective, hard, attitude, careless, cold)
8
ruthless(adjective, mean, hard, tough, severe)
7
insensitive(adjective, mean, hard, cool, tough)
7
thick-skinned(adjective, hard, tough, severe, harsh)
7
unemotional(adjective, mean, hard, cool, tough)
6
unforgiving(adjective, person, mean, hard, rough)
5
exacting(adjective, hard, tough, severe, rough)
5
inhuman(adjective, mean, hard, tough, severe)
5
insensible(adjective, strong, hard, tough, severe)
4
brutal(adjective, mean, hard, tough, severe)
4
cold-hearted(adjective, hard, tough, severe, attitude)
4
icy(adjective, mean, hard, cool, tough)
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APASmart Define. (2016). obdurate thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/obdurate/thesaurus/synonyms
ChicagoSmart Define. 2016. "obdurate thesaurus" https://smartdefine.org/obdurate/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, obdurate thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/obdurate/thesaurus/synonyms>.
MLASmart Define. "obdurate thesaurus" 23 March 2016. Web. 24 September 2026. <https://smartdefine.org/obdurate/thesaurus/synonyms>