Wiesbaden vs urban center

Wiesbaden and urban center both are nouns.

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

Wiesbaden (noun)	urban center (noun)
a city in western Germany; a spa since Roman times	a large and densely populated urban area; may include several independent administrative districts