182 entries under cruel topic. ×

1
iron-fisted(adjective, mean, persistent, constant)
1
iron-hearted(adjective, hard, tough, severe, cold)
1
lupine(adjective, violent, vicious, fierce)
1
mean machine(expression, adjective, mean, pitiless)
1
numb(adjective, hard, tough, severe, cold)
1
predatory(adjective, violent, vicious, fierce)
1
rapacious(adjective, harsh, violent, vicious)
1
ravening(adjective, harsh, violent, vicious)
1
revengeful(adjective, mean, evil, nasty, harsh)
1
sensationless(adjective, hard, tough, severe, cold)
1
senseless(adjective, hard, tough, severe, cold)
1
single-minded(adjective, harsh, determined, fierce)
1
stop at nothing(expression, adjective, idiom, harsh)
1
stringent(adjective, harsh, determined, fierce)
1
surly(adjective, mean, hard, tough, severe)
1
truculent(adjective, appearance, harsh, violent, terrible)
1
unamiable(adjective, hard, tough, severe, cold)
1
uncontrite(adjective, hard, tough, harsh)
1
uncordial(adjective, hard, tough, severe, cold)
1
undeviating(adjective, harsh, determined, fierce)
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APASmart Define. (2016). merciless thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/merciless/thesaurus/synonyms
ChicagoSmart Define. 2016. "merciless thesaurus" https://smartdefine.org/merciless/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, merciless thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/merciless/thesaurus/synonyms>.
MLASmart Define. "merciless thesaurus" 31 March 2016. Web. 1 October 2026. <https://smartdefine.org/merciless/thesaurus/synonyms>