Srbija vs geographical region

Srbija and geographical region both are nouns.

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

Srbija (noun)	geographical region (noun)
a historical region in central and northern Yugoslavia; Serbs settled the region in the 6th and 7th centuries	a demarcated area of the Earth