savage vs barbarian

savage and barbarian both are nouns.

Word	Noun	Adjective	Verb	Adverb
savage	Yes	Yes	Yes	No
barbarian	Yes	Yes	No	No

As adjectives, savage and barbarian are synonyms defined as:

Other synonyms of savage include barbaric, uncivilised, uncivilized, wild.

As nouns, savage and barbarian are synonyms defined as:

savage (noun)	barbarian (noun)
a member of an uncivilized people	a member of an uncivilized people
a cruelly rapacious person	a crude uncouth ill-bred person lacking culture or refinement

savage (adjective)	barbarian (adjective)
(of persons or their actions) able or disposed to inflict pain or suffering	without civilizing influences
without civilizing influences
marked by extreme and violent energy
wild and menacing

savage (verb)	barbarian (verb)
criticize harshly or violently
attack brutally and fiercely