Trento vs urban center

Trento and urban center both are nouns.

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

Trento (noun)	urban center (noun)
a city in northern Italy (northwest of Venice) on the River Adige; the site of the Council of Trent	a large and densely populated urban area; may include several independent administrative districts