Jinja vs urban center

Jinja and urban center both are nouns.

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

Jinja (noun)	urban center (noun)
a city in Uganda on the north shore of Lake Victoria	a large and densely populated urban area; may include several independent administrative districts