355 entries under adjective topic. ×

43
ruthless(animal, mean, hard, tough)
40
cruel(mean, hard, tough, severe)
37
merciless(mean, hard, kind, tough)
29
brutal(person, mean, hard, tough)
27
harsh(mean, hard, tough, severe)
26
heartless(mean, feeling, hard, tough)
26
savage(animal, mean, hard, tough)
25
unfeeling(animal, person, mean, hard)
23
inhuman(animal, person, mean, hard)
21
unmerciful(mean, hard, kind, tough)
21
unsympathetic(animal, person, mean, hard)
20
remorseless(animal, mean, kind, severe)
18
barbaric(animal, person, mean, violent)
18
callous(mean, hard, tough, severe)
18
hard-hearted(mean, hard, tough, severe)
18
severe(person, mean, hard, tough)
17
hard(mean, tough, severe, nasty)
17
unkind(animal, mean, hard, tough)
16
fierce(animal, mean, hard, tough)
16
unpitying(noun, mean, severe, harsh)
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APASmart Define. (2016). pitiless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/pitiless/thesaurus/synonyms
ChicagoSmart Define. 2016. "pitiless thesaurus" https://smartdefine.org/pitiless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, pitiless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/pitiless/thesaurus/synonyms>.
MLASmart Define. "pitiless thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/pitiless/thesaurus/synonyms>