urban center vs Dnipropetrovsk

urban center and Dnipropetrovsk both are nouns.

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

urban center (noun)	Dnipropetrovsk (noun)
a large and densely populated urban area; may include several independent administrative districts	city in east central Ukraine on the Dnieper River; center of metallurgical industry