Beverly Hills vs metropolis

Beverly Hills and metropolis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Beverly Hills	Yes	No	No	No
metropolis	Yes	No	No	No

Beverly Hills (noun)	metropolis (noun)
a city in southwestern California surrounded by Los Angeles; home of many Hollywood actors	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts