Muenchen vs metropolis

Muenchen and metropolis both are nouns.

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

Muenchen (noun)	metropolis (noun)
the capital and largest city of Bavaria in southwestern Germany	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts