Kisumu vs urban center

Kisumu and urban center both are nouns.

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

Kisumu (noun)	urban center (noun)
a port city in western Kenya on the northeastern shore of Lake Victoria; fishing and trading center	a large and densely populated urban area; may include several independent administrative districts