urban center vs Newport

urban center and Newport both are nouns.

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

urban center (noun)	Newport (noun)
a large and densely populated urban area; may include several independent administrative districts	a port city in southeastern Wales
	a resort city in southeastern Rhode Island; known for the summer homes of millionaires; important yachting center