urban center vs Bari

urban center and Bari both are nouns.

Word	Noun	Adjective	Verb	Adverb
urban center	Yes	No	No	No
Bari	Yes	No	No	No

urban center (noun)	Bari (noun)
a large and densely populated urban area; may include several independent administrative districts	capital city of the Apulia region on the Adriatic coast