Aspadana vs urban center

Aspadana and urban center both are nouns.

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

Aspadana (noun)	urban center (noun)
city in central Iran; former capital of Persia	a large and densely populated urban area; may include several independent administrative districts