Independence vs metropolis

Independence and metropolis both are nouns.

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

Independence (noun)	metropolis (noun)
a city in western Missouri; the beginning of the Santa Fe Trail	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts