Akron vs urban center

Akron and urban center both are nouns.

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

Akron (noun)	urban center (noun)
a city in northeastern Ohio; the heart of the United States rubber industry	a large and densely populated urban area; may include several independent administrative districts