Fort Worth vs urban center

Fort Worth and urban center both are nouns.

Word	Noun	Adjective	Verb	Adverb
Fort Worth	Yes	No	No	No
urban center	Yes	No	No	No

Fort Worth (noun)	urban center (noun)
a city in northeastern Texas (just to the west of Dallas); a major industrial center	a large and densely populated urban area; may include several independent administrative districts