a.
1.
Savage, ferocious, cruel, inhuman, unfeeling, barbarous, barbarian, fell, barbaric, ruthless, truculent, bloody, brutish, brute.
2.
Churlish, gruff, bearish, harsh, uncivil, rude, rough, impolite, unmannerly, brusque, ungentlemanly.
3.
Gross, coarse, sensual, carnal, brutish, beastly, bestial.