80 entries under merciless topic. ×

29
mean(adjective, characteristic, person, hard, cool)
29
cold-blooded(adjective, characteristic, person, mean, hard)
28
fierce(adjective, characteristic, help, mean, hard)
27
cold(adjective, person, mean, hard, cool)
27
malevolent(adjective, characteristic, person, mean, strong)
27
brutish(adjective, adverb, characteristic, strong, hard)
27
inhumane(adjective, characteristic, person, mean, hard)
25
malicious(adjective, characteristic, person, mean, evil)
25
unsympathetic(adjective, person, mean, hard, cool)
24
evil(adjective, characteristic, mean, nasty, harsh)
24
hard-hearted(adjective, characteristic, person, mean, hard)
24
spiteful(adjective, characteristic, person, mean, nasty)
23
grim(adjective, person, appearance, mean, strong)
22
hellish(adjective, characteristic, evil, nasty, harsh)
21
bestial(adjective, adverb, characteristic, kind, severe)
21
hateful(adjective, characteristic, person, mean, evil)
21
unmerciful(adjective, characteristic, mean, severe, harsh)
21
wicked(adjective, characteristic, mean, severe, evil)
20
inexorable(adjective, characteristic, appearance, mean, strong)
19
excruciating(adjective, characteristic, nasty, pain, painful)
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APASmart Define. (2016). cruel thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/cruel/thesaurus/synonyms
ChicagoSmart Define. 2016. "cruel thesaurus" https://smartdefine.org/cruel/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, cruel thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/cruel/thesaurus/synonyms>.
MLASmart Define. "cruel thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/cruel/thesaurus/synonyms>