Welsh vs Cambria

Welsh and Cambria both are nouns.

Word	Noun	Adjective	Verb	Adverb
Welsh	Yes	Yes	No	No
Cambria	Yes	No	No	No

Welsh (noun)	Cambria (noun)
a breed of dual-purpose cattle developed in Wales	one of the four countries that make up the United Kingdom of Great Britain and Northern Ireland; during Roman times the region was known as Cambria
a Celtic language of Wales
a native or resident of Wales

Welsh (adjective)	Cambria (adjective)
of or relating to or characteristic of Wales or its people or their language