Of the Welsh Brython, indigenous Celtic, Anglo-Saxon, invasive germano of Britain since the 5th century against and facing escoto, invasive Irish Celtic of the Western lands of Scotland in Roman Britain. Sub-family of the Celtic languages Island, comprising the existing Welsh and Breton Wales and Brittany and the extinct cornica or cuarnelles of the County of Cornwall and the cumbrica or cimbrica or Cambrian of the County of Cumbria in the old North of the Welsh It is.