metropolis vs Nagasaki

metropolis and Nagasaki both are nouns.

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

metropolis (noun)	Nagasaki (noun)
people living in a large densely populated municipality	a city in southern Japan on Kyushu; a leading port and shipbuilding center; on August 9, 1945 Nagasaki became the second populated area to receive an atomic bomb
a large and densely populated urban area; may include several independent administrative districts