urban center vs Moulmein

urban center and Moulmein both are nouns.

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

urban center (noun)	Moulmein (noun)
a large and densely populated urban area; may include several independent administrative districts	a port city of southern Myanmar on the Gulf of Martaban