105 entries under merciless topic. ×

3
tyrannical(adjective, hard, tough, evil, nasty)
3
unregenerate(adjective, hard, tough, harsh, cruel)
2
barbarous(adjective, appearance, mean, hard, tough)
2
bound(adjective, harsh, cruel, determined, fierce)
2
callous(adjective, mean, hard, severe, evil)
2
dog-eat-dog(adjective, mean, hard, severe, harsh)
2
fierce(adjective, mean, hard, tough, severe)
2
hard-hearted(adjective, mean, hard, tough, evil)
2
hardhearted(adjective, mean, hard, severe, harsh)
2
malevolent(adjective, mean, evil, nasty, harsh)
2
mortal(adjective, mean, severe, harsh, cruel)
2
procrustean(harsh, cruel, ruthless)
2
savage(adjective, mean, hard, tough, harsh)
1
bitter(adjective, strong, hard, tough, severe)
1
bloodthirsty(adjective, evil, nasty, harsh, vicious)
1
bound and determined(expression, adjective, idiom, harsh, cruel)
1
brutish(adjective, evil, nasty, harsh, vicious)
1
cold(adjective, close, mean, hard, severe)
1
cold-blooded(adjective, mean, hard, evil, nasty)
1
cutthroat(adjective, mean, hard, severe, harsh)
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APASmart Define. (2015). inexorable thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/inexorable/thesaurus/synonyms
ChicagoSmart Define. 2015. "inexorable thesaurus" https://smartdefine.org/inexorable/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, inexorable thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/inexorable/thesaurus/synonyms>.
MLASmart Define. "inexorable thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/inexorable/thesaurus/synonyms>