Tel Aviv-Jaffa vs urban center

Tel Aviv-Jaffa and urban center both are nouns.

Word	Noun	Adjective	Verb	Adverb
Tel Aviv-Jaffa	Yes	No	No	No
urban center	Yes	No	No	No

Tel Aviv-Jaffa (noun)	urban center (noun)
the largest city and financial center of Israel; located in western Israel on the Mediterranean	a large and densely populated urban area; may include several independent administrative districts