geographical region vs geographic region

geographical region and geographic region both are nouns.

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

As nouns, geographical region and geographic region are synonyms defined as:

geographical region and geographic region: a demarcated area of the Earth

Other synonyms of geographical region include geographic area, geographical area.

geographical region (noun)	geographic region (noun)
a demarcated area of the Earth	a demarcated area of the Earth