210 entries under cruel topic. ×

5
fiendish(adjective, animal, mean, vicious)
5
flinty(adjective, close, hard, severe, nasty)
5
inclement(adjective, harsh, brutal, unkind)
5
sanguinary(adjective, hard, tough, harsh, violent)
5
unbending(adjective, severe, harsh, determined)
4
cold-hearted(adjective, hard, tough, severe, cold)
4
hellish(adjective, nasty, harsh, violent)
4
intractable(adjective, fixed, rigid, inflexible)
4
monstrous(adjective, severe, nasty, harsh)
4
stiff(adjective, severe, harsh, determined)
4
uncaring(adjective, person, hard, tough, severe)
4
untamed(adjective, violent, vicious, fierce)
4
violent(adjective, harsh, vicious, fierce)
3
adamant(adjective, mean, harsh, determined)
3
apathetic(adjective, hard, tough, severe, cold)
3
bloody(adjective, hard, tough, harsh, violent)
3
compassionless(adjective, mean, hard, severe, harsh)
3
demoniac(adjective, nasty, harsh, violent)
3
dispassionate(adjective, cold, unfeeling, unsympathetic)
3
exacting(adjective, hard, tough, severe, harsh)
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APASmart Define. (2016). pitiless thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/pitiless/thesaurus/synonyms
ChicagoSmart Define. 2016. "pitiless thesaurus" https://smartdefine.org/pitiless/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, pitiless thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/pitiless/thesaurus/synonyms>.
MLASmart Define. "pitiless thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/pitiless/thesaurus/synonyms>