Synonyms and related words :
Draconian, Gothic, Neanderthal, Tartarean, animal, anthropophagous, atrocious, barbarian, barbaric, barbarous, beastly, bestial, bloodthirsty, bloody, bloody-minded, boorish, brutal, brutalized, brute, brutish, cannibalistic, churlish, cloddish, coarse, crude, cruel, cruel-hearted, demoniac, demoniacal, devilish, diabolic, fell, feral, ferine, ferocious, fiendish, fiendlike, fierce, gauche, gross, hellish, ill-bred, ill-mannered, impolite, incondite, inelegant, infernal, inhuman, inhumane, kill-crazy, loutish, lowbred, malign, malignant, merciless, murderous, noncivilized, outlandish, philistine, pitiless, primitive, provincial, rough, rough-and-ready, rude, rugged, ruthless, sadistic, sanguinary, sanguineous, satanic, savage, sharkish, slavering, subhuman, tameless, troglodytic, truculent, unchristian, uncivil, uncombed, unconscionable, uncouth, uncultivated, uncultured, uneducated, ungentle, ungodly, unholy, unhuman, unkempt, unlearned, unlicked, unmannerly, unpolished, unrefined, unsophisticated, untamed, untutored, vicious, wicked, wild, wolfish