San Jose vs urban center

San Jose and urban center both are nouns.

Word	Noun	Adjective	Verb	Adverb
San Jose	Yes	No	No	No
urban center	Yes	No	No	No

San Jose (noun)	urban center (noun)
the capital and largest city of Costa Rica	a large and densely populated urban area; may include several independent administrative districts
a city in western California located at the southern end of San Francisco Bay to the south of San Francisco; a center for computer and electronics industries