124 entries under mean topic. ×

2
fell(adjective, animal, violent, cruel)
2
fierce(adjective, animal, hard, tough)
2
fixed(adjective, hard, tough, firm)
2
frigid(adjective, hard, harsh, cold)
2
indifferent(adjective, hard, harsh, cold)
2
sadistic(adjective, evil, nasty, harsh)
2
unsparing(adjective, strong, hard, tough)
2
vicious(adjective, evil, nasty, harsh)
1
austere(adjective, appearance, strong, hard)
1
bestial(adjective, animal, severe, evil)
1
bullhead(adjective, hard, tough, harsh)
1
cold-blooded(adjective, hard, evil, nasty)
1
cold fish(expression, adjective, hard, stubborn)
1
coldhearted(adjective, hard, severe, harsh)
1
compassionless(adjective, hard, severe, harsh)
1
cutthroat(adjective, hard, severe, harsh)
1
dog-eat-dog(adjective, hard, severe, harsh)
1
feral(adjective, harsh, violent, cruel)
1
gratuitous(adjective, severe, harsh, cruel)
1
hanging tough(expression, adjective, hard, rigid)
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APASmart Define. (2016). implacable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/implacable/thesaurus/synonyms
ChicagoSmart Define. 2016. "implacable thesaurus" https://smartdefine.org/implacable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, implacable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/implacable/thesaurus/synonyms>.
MLASmart Define. "implacable thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/implacable/thesaurus/synonyms>