urban center vs Villahermosa

urban center and Villahermosa both are nouns.

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

urban center (noun)	Villahermosa (noun)
a large and densely populated urban area; may include several independent administrative districts	a city in southeastern Mexico; the capital of the state of Tabasco