130 entries under pitiless topic. ×

3
compassionless(adjective, hard, attitude, cruel, unfeeling)
3
cutthroat(adjective, mean, hard, harsh, cruel)
3
ferocious(adjective, mean, evil, nasty, harsh)
3
fierce(adjective, mean, evil, nasty, harsh)
3
iron-hearted(adjective, bad, hard, tough, severe)
3
relentless(adjective, mean, hard, evil, nasty)
3
remorseless(adjective, mean, hard, harsh, violent)
3
sadistic(adjective, mean, evil, nasty, harsh)
3
senseless(adjective, bad, hard, tough, severe)
2
adamant(adjective, person, mean, harsh, feelings)
2
bloodthirsty(adjective, evil, nasty, harsh, violent)
2
brutish(adjective, hard, evil, nasty, harsh)
2
feral(adjective, mean, harsh, violent, cruel)
2
matter-of-fact(adjective, cool, cold, cruel, rational)
2
nasty(adjective, mean, hard, cool, unpleasant)
2
premeditated(adjective, cold, careful, thoughtful, cautious)
2
rancorous(adjective, mean, tough, evil, nasty)
2
tyrannical(adjective, evil, nasty, harsh, vicious)
2
uncompromising(adjective, cruel, heartless, hardhearted)
2
unloving(adjective, cruel, detached, unfeeling, unsympathetic)
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APASmart Define. (2016). cold-blooded thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cold-blooded/thesaurus/synonyms
ChicagoSmart Define. 2016. "cold-blooded thesaurus" https://smartdefine.org/cold-blooded/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, cold-blooded thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cold-blooded/thesaurus/synonyms>.
MLASmart Define. "cold-blooded thesaurus" 23 March 2016. Web. 24 September 2026. <https://smartdefine.org/cold-blooded/thesaurus/synonyms>