Agra vs urban center

Agra and urban center both are nouns.

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

Agra (noun)	urban center (noun)
a city in northern India; former capital of the Mogul empire; site of the Taj Mahal	a large and densely populated urban area; may include several independent administrative districts