1. (a.) Being in the state of a barbarian; uncivilized; rude; peopled with barbarians; as, a barbarous people; a barbarous country.

2. (a.) Foreign; adapted to a barbaric taste.

3. (a.) Cruel; ferocious; inhuman; merciless.

4. (a.) Contrary to the pure idioms of a language.

Doric Draconian Gothic Neanderthal Philistine Tartarean alien animal anthropophagous atrocious backward barbarian barbaric beastly benighted bestial bloodthirsty bloody bloody-minded bookless brutal brutalized brute brutish cacophonous cannibalistic careless clumsy coarse cretinous crude cruel cruel-hearted deceived demoniac demoniacal devilish diabolic doggerel dysphemistic erroneous exotic exterior external extraneous extraterrestrial extrinsic faulty fell feral ferine ferocious fiendish fiendlike fierce foreign foreign-born functionally illiterate graceless grammarless gross harsh heathen hellish hoodwinked ignorant ill-bred ill-educated illiterate impolite imprecise improper impure in bad taste inconcinnate inconcinnous incorrect indecorous inelegant infelicitous infernal inhuman inhumane intrusive kill-crazy led astray loose low lowbrow malign malignant merciless misinformed misinstructed mistaught murderous noncivilized nonintellectual outland outlandish outside pagan philistine pitiless primitive rough-and-ready rude ruthless sadistic sanguinary sanguineous satanic savage sharkish slavering slipshod slovenly solecistic strange subhuman tameless tasteless troglodytic truculent ulterior unbooked unbookish unbooklearned unbriefed unchristian uncivil uncivilized uncombed unconscionable uncourtly uncouth uncultivated uncultured undignified unearthly unedified uneducated unerudite uneuphonious unfelicitous ungentle ungodly ungraceful ungrammatic unguided unholy unhuman uninstructed unintellectual unkempt unlearned unlettered unlicked unliterary unpolished unread unrefined unscholarly unschooled unseemly unstudious untamed untaught untutored vicious vulgar wicked wild wolfish