Acapulco vs urban center

Acapulco and urban center both are nouns.

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

Acapulco (noun)	urban center (noun)
a port and fashionable resort city on the Pacific coast of southern Mexico; known for beaches and water sports (including cliff diving)	a large and densely populated urban area; may include several independent administrative districts