355 entries under adjective topic. ×

5
coldhearted(hard, severe, care, harsh)
5
dog-eat-dog(mean, hard, severe, care)
5
fiendish(animal, mean, cruel, vicious)
5
flinty(close, hard, severe, nasty)
5
frigid(hard, care, heartless, merciless)
5
inclement(harsh, cruel, brutal, unkind)
5
sanguinary(hard, tough, harsh, violent)
5
unbending(severe, harsh, cruel, determined)
5
unnatural(nasty, unkind, malicious, merciless)
4
barbarian
4
cold-hearted(hard, tough, severe, cold)
4
hellish(nasty, harsh, violent, cruel)
4
intractable(cruel, fixed, rigid, inflexible)
4
monstrous(severe, nasty, harsh, cruel)
4
stiff(severe, harsh, cruel, determined)
4
uncaring(person, hard, tough, severe)
4
uncharitable(person, aroused bad feelings)
4
untamed(violent, cruel, vicious, fierce)
4
violent(harsh, cruel, vicious, fierce)
3
abusive(hard, severe, sharp, nasty)
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APASmart Define. (2016). pitiless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/pitiless/thesaurus/synonyms
ChicagoSmart Define. 2016. "pitiless thesaurus" https://smartdefine.org/pitiless/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, pitiless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/pitiless/thesaurus/synonyms>.
MLASmart Define. "pitiless thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/pitiless/thesaurus/synonyms>