extremely cruel

crude, savage

(appearing) anxious to fight

nasty, argumentative

showing no fear about refusing to obey; openly disobedient

disobedient, disregardful

fierce, cruel, violent

violent, barbaric

violent; cruel; angry

violent, menacing

serious and severe; determined

hopeless, horrible in manner, appearance

(of a person, voice, behaviour) rough and abrupt

bad-tempered, rude

a little bad-tempered

in a bad mood

cruel; without moral feeling

animal

not humane

animal, savage

using, supporting the use of, force or violence

aggressive, combative

fond of, in the habit of, fighting

belligerent

made up of bits; incomplete or disorganized

belligerent

using rude and strong words of abuse

foul-mouthed, vulgar

aggressive, warlike

aggressive, warlike