geographical region vs Andalusia

geographical region and Andalusia both are nouns.

Word	Noun	Adjective	Verb	Adverb
geographical region	Yes	No	No	No
Andalusia	Yes	No	No	No

geographical region (noun)	Andalusia (noun)
a demarcated area of the Earth	a region in southern Spain on the Atlantic and the Mediterranean; formerly a center of Moorish civilization