Goeteborg vs urban center

Goeteborg and urban center both are nouns.

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

Goeteborg (noun)	urban center (noun)
a port in southwestern Sweden; second largest city in Sweden	a large and densely populated urban area; may include several independent administrative districts