urban center vs Dneprodzerzhinsk

urban center and Dneprodzerzhinsk both are nouns.

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

urban center (noun)	Dneprodzerzhinsk (noun)
a large and densely populated urban area; may include several independent administrative districts	port city and industrial center in east central Ukraine on the Dnieper River