urban center vs Papeete

urban center and Papeete both are nouns.

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

urban center (noun)	Papeete (noun)
a large and densely populated urban area; may include several independent administrative districts	the capital of French Polynesia on the northwestern coast of Tahiti