282 entries under adjective topic. ×

4
wanton(mean, severe, harsh, cruel)
3
anti-social
3
bloody(hard, tough, harsh, violent)
3
coldhearted(person, mean, hard, severe)
3
implacable(animal, mean, hard, tough)
3
incompatible
3
infamous(behavior, bad behavior, aroused negative)
3
murderous(hard, tough, harsh, violent)
3
rough(rude, violent, cruel, vicious)
3
stonyhearted
3
tough(hard, harsh, cruel, grim)
3
unbending
3
uncongenial
3
unsparing(person, mean, severe, harsh)
3
unwarmhearted
2
animal(mean, rough, cruel, vicious)
2
bloody-minded
2
brutish(evil, rough, nasty, harsh)
2
devilish(animal, mean, violent, cruel)
2
diabolic
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APASmart Define. (2016). inhumane thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inhumane/thesaurus/synonyms
ChicagoSmart Define. 2016. "inhumane thesaurus" https://smartdefine.org/inhumane/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, inhumane thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inhumane/thesaurus/synonyms>.
MLASmart Define. "inhumane thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/inhumane/thesaurus/synonyms>