Toyonaka vs urban center

Toyonaka and urban center both are nouns.

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

Toyonaka (noun)	urban center (noun)
a Japanese city in southern Honshu; main residential suburb of Osaka	a large and densely populated urban area; may include several independent administrative districts