Synonyms of inhumane

1 Syllable
mean, cruel, fell, grim
2 Syllables
crueler, ruthless, cruelest, brutal, fierce, unkind, vicious, bestial, fiendish, heartless, malign
3 Syllables
ferocious, inhuman, pitiless, truculent, malicious, tigerish, barbaric, merciless, malignant, devilish, barbarous, ferine, relentless, cold-blooded, hateful, unfeeling
4 Syllables
diabolical, remorseless, misanthropic, implacable, unrelenting, eremitic, iron-fisted, unmerciful, unrepenting, anti-social, ironfisted
5 Syllables
misanthropical, cannibalistic, unsympathetic
6 Syllables
uncompassionate