1. (a.) Belonging to an animal; brutal; depraved\.

2. (a.) Having the qualities of a beast; brutal; below the dignity of reason or humanity; irrational; carnal; beastly; sensual.

3. (n.) A domestic animal; also collectively, cattle; as, other kinds of bestial.

Adamic Circean Draconian Gothic Neanderthal Tartarean animal animalian animalic animalistic anthropophagous atrocious barbarian barbaric barbarous beastlike beastly bloodthirsty bloody bloody-minded bodily brutal brutalized brute brutelike brutish cannibalistic carnal carnal-minded coarse cruel cruel-hearted demoniac demoniacal devilish diabolic dumb earthy fallen fell feral ferine ferocious fiendish fiendlike fierce fleshly gross hellish ill-bred impolite infernal inhuman inhumane instinctive instinctual kill-crazy lapsed malign malignant material materialistic merciless mindless murderous noncivilized nonrational nonspiritual orgiastic outlandish physical pitiless postlapsarian primitive rough-and-ready ruthless sadistic sanguinary sanguineous satanic savage sharkish slavering subhuman swinish tameless troglodytic truculent unchristian uncivil uncivilized uncombed uncouth uncultivated uncultured ungentle unhuman unkempt unlicked unpolished unrefined unspiritual untamed vicious wild wolfish zoic zooidal zoologic