Delphi vs urban center

Delphi and urban center both are nouns.

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

Delphi (noun)	urban center (noun)
an ancient Greek city on the slopes of Mount Parnassus; site of the oracle of Delphi	a large and densely populated urban area; may include several independent administrative districts