urban center vs Lahore

urban center and Lahore both are nouns.

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

urban center (noun)	Lahore (noun)
a large and densely populated urban area; may include several independent administrative districts	city in northeast Pakistan, the second largest metropolitan area in Pakistan