65 entries under unyielding topic. ×

1
adamant(adjective, mean, harsh, cruel, determined)
1
compassionless(adjective, mean, severe, harsh, cruel)
1
cutthroat(adjective, mean, severe, harsh, cruel)
1
dead set on(expression, adjective, idiom, harsh, cruel)
1
determined(adjective, harsh, cruel, fierce, persistent)
1
dog-eat-dog(adjective, mean, severe, harsh, cruel)
1
dogged(adjective, harsh, cruel, determined, fierce)
1
endless(adjective, dull, boring, persistent, dreary)
1
fierce(adjective, mean, severe, harsh, cruel)
1
go for broke(expression, adjective, idiom, harsh, cruel)
1
gratuitous(adjective, mean, severe, harsh, cruel)
1
hang-tough(adjective, harsh, cruel, determined, fierce)
1
hang in(expression, adjective, harsh, cruel, determined)
1
hard(adjective, mean, severe, harsh, cruel)
1
hardhearted(adjective, mean, severe, harsh, cruel)
1
harsh(adjective, mean, severe, cruel, determined)
1
hatchet job(expression, adjective, mean, severe, harsh)
1
having a killer instinct(expression, adjective, idiom, mean, severe)
1
inflexible(adjective, harsh, cruel, determined, fierce)
1
inhuman(adjective, mean, harsh, cruel, determined)
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APASmart Define. (2016). mortal thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mortal/thesaurus/synonyms
ChicagoSmart Define. 2016. "mortal thesaurus" https://smartdefine.org/mortal/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, mortal thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mortal/thesaurus/synonyms>.
MLASmart Define. "mortal thesaurus" 30 March 2016. Web. 30 September 2026. <https://smartdefine.org/mortal/thesaurus/synonyms>