metropolis vs Oxford

metropolis and Oxford both are nouns.

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

metropolis (noun)	Oxford (noun)
people living in a large densely populated municipality	a university in Oxford, England
a large and densely populated urban area; may include several independent administrative districts	a city in southern England to the northwest of London; site of Oxford University
	a university town in northern Mississippi; home of William Faulkner