Celtic languages
language family
Brythonic
subfamily of Celtic languages, including Welsh, Cornish, Breton and Cumbric
Proto-Celtic
proto-language
Insular Celtic
language family
Cantabrian
pre-roman language
Hispano-Celtic
hypernym that includes all varieties of Celtic spoken in the Iberian Peninsula before the arrival of the Romans (c. 218 BCE, during the Second Punic War)
Continental Celtic
extinct branch of the Celtic languages
Cisalpine Celtic
Celtic languages of classic antiquity
Old Cornish
dead language