124 entries under mean topic. ×

1
hard-boiled(adjective, strong, hard, tough)
1
hatchet job(expression, adjective, severe, harsh)
1
hateful(adjective, animal, evil, nasty)
1
having a killer instinct(expression, adjective, idiom, severe)
1
indifferent(adjective, hard, harsh, cold)
1
insensible(adjective, strong, hard, tough)
1
iron-fisted(adjective, severe, harsh, cruel)
1
malicious(adjective, animal, nasty, harsh)
1
malign(adjective, animal, strong, severe)
1
malignant(adjective, animal, cruel, vicious)
1
mean machine(expression, adjective, severe, harsh)
1
rancorous(adjective, evil, nasty, harsh)
1
revengeful(adjective, evil, nasty, harsh)
1
sadistic(adjective, evil, nasty, harsh)
1
spiteful(adjective, evil, nasty, harsh)
1
stony(adjective, hard, harsh, cold)
1
thick-skinned(adjective, hard, tough, harsh)
1
tough nut to crack(expression, adjective, idiom, hard)
1
truculent(adjective, animal, appearance, strong)
1
uncalled-for(adjective, severe, harsh, cruel)
11 years ago|18k views|share |citing 
APASmart Define. (2015). relentless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/relentless/thesaurus/synonyms
ChicagoSmart Define. 2015. "relentless thesaurus" https://smartdefine.org/relentless/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, relentless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/relentless/thesaurus/synonyms>.
MLASmart Define. "relentless thesaurus" 24 June 2015. Web. 26 September 2026. <https://smartdefine.org/relentless/thesaurus/synonyms>