141 entries under pitiless topic. ×

4
impolite(adjective, cruel, vicious, fierce)
4
relentless(adjective, mean, hard, severe, evil)
4
unfriendly(adjective, hard, evil, rough, nasty)
4
unrelenting(adjective, mean, hard, tough, severe)
4
vicious(adjective, mean, hard, evil, rough)
3
benumbed(adjective, hard, tough, severe, cruel)
3
compassionless(adjective, mean, hard, severe, attitude)
3
fierce(adjective, mean, hard, severe, evil)
3
imperturbable(adjective, calm, cool, cold, cruel)
3
implacable(adjective, mean, hard, severe, evil)
3
sadistic(adjective, mean, evil, nasty, harsh)
3
tyrannical(adjective, hard, tough, evil, nasty)
3
unsparing(adjective, mean, tough, severe, harsh)
2
asleep(adjective, hard, tough, severe, cruel)
2
coarse(adjective, dull, rough, low, rude)
2
deadened(adjective, hard, tough, severe, cruel)
2
evil(adjective, hard, rough, nasty, harsh)
2
feral(adjective, mean, hard, harsh, cruel)
2
ferocious(adjective, mean, hard, evil, rough)
2
hateful(adjective, mean, evil, nasty, harsh)
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APASmart Define. (2016). callous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/callous/thesaurus/synonyms
ChicagoSmart Define. 2016. "callous thesaurus" https://smartdefine.org/callous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, callous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/callous/thesaurus/synonyms>.
MLASmart Define. "callous thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/callous/thesaurus/synonyms>