barbarian
noun
[ bɑːˈbɛːrɪən ]
• (in ancient times) a member of a people not belonging to one of the great civilizations (Greek, Roman, Christian).
• "the city was besieged by the barbarians"
barbarian
adjective
• relating to ancient barbarians.
• "barbarian invasions"
Origin:
Middle English (as an adjective used in a derogatory way to denote a person with different speech and customs): from Old French barbarien, from barbare, or from Latin barbarus (see barbarous).