metropolis vs Torino

metropolis and Torino both are nouns.

Word	Noun	Adjective	Verb	Adverb
metropolis	Yes	No	No	No
Torino	Yes	No	No	No

metropolis (noun)	Torino (noun)
people living in a large densely populated municipality	capital city of the Piemonte region of northwestern Italy
a large and densely populated urban area; may include several independent administrative districts