1
crude(adjective, rough, rude, violent, cruel)
1
defiant(adjective, mean, sharp, harsh, cross)
1
degenerate(adjective, evil, nasty, harsh, vicious)
1
demoniacal
1
depraved(adjective, evil, nasty, harsh, vicious)
1
disagreeable(adjective, coldhearted)
1
disdainful(adjective, person, evil)
1
evil-minded(adjective, person, evil)
1
excruciating(adjective, evil, nasty, harsh, vicious)
1
ferine(adjective, rough, violent, cruel, vicious)
1
flinty(adjective, evil, nasty, harsh, vicious)
1
forbidding(adjective, hard, tough, harsh, cruel)
1
frightening(adjective, mean, sharp, harsh, cross)
1
frightful(adjective, violent, cruel, vicious, fierce)
1
gratuitous(adjective, mean, severe, harsh, cruel)
1
hard-bitten(adjective, hard, tough, harsh, cruel)
1
hardened(adjective, hard, tough, harsh, cruel)
1
hatchet job(expression, adjective, mean, severe, harsh)
1
hatchetjob(adjective, mean, hard, harsh, cold)
1
having a killer instinct(expression, adjective, idiom, mean, severe)
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APASmart Define. (2016). inhumane thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/inhumane/thesaurus/synonyms
ChicagoSmart Define. 2016. "inhumane thesaurus" https://smartdefine.org/inhumane/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, inhumane thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/inhumane/thesaurus/synonyms>.
MLASmart Define. "inhumane thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/inhumane/thesaurus/synonyms>