Nakuru vs urban center

Nakuru and urban center both are nouns.

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

Nakuru (noun)	urban center (noun)
a city in western Kenya; commercial center of an agricultural region	a large and densely populated urban area; may include several independent administrative districts