metropolis vs Bayonne

metropolis and Bayonne both are nouns.

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

metropolis (noun)	Bayonne (noun)
people living in a large densely populated municipality	a city in northeastern New Jersey
a large and densely populated urban area; may include several independent administrative districts