Bristol vs metropolis

Bristol and metropolis both are nouns.

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

Bristol (noun)	metropolis (noun)
an industrial city and port in southwestern England near the mouth of the River Avon	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts