Nineveh vs urban center

Nineveh and urban center both are nouns.

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

Nineveh (noun)	urban center (noun)
an ancient Assyrian city on the Tigris across from the modern city of Mosul in the northern part of what is now known as Iraq	a large and densely populated urban area; may include several independent administrative districts