Quezon City vs metropolis

Quezon City and metropolis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Quezon City	Yes	No	No	No
metropolis	Yes	No	No	No

Quezon City (noun)	metropolis (noun)
city on Luzon adjoining Manila	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts