Gorky vs metropolis

Gorky and metropolis both are nouns.

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

Gorky (noun)	metropolis (noun)
an industrial city in the European part of Russia; birthplace of Maksim Gorky	people living in a large densely populated municipality
Russian writer of plays and novels and short stories; noted for his depiction of social outcasts	a large and densely populated urban area; may include several independent administrative districts