urban center vs Anaheim

urban center and Anaheim both are nouns.

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

urban center (noun)	Anaheim (noun)
a large and densely populated urban area; may include several independent administrative districts	a city in southern California (southeast of Los Angeles); site of Disneyland