Gdansk vs metropolis

Gdansk and metropolis both are nouns.

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

Gdansk (noun)	metropolis (noun)
a port city of northern Poland near the mouth of the Vistula River on a gulf of the Baltic Sea; a member of the Hanseatic League in the 14th century	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts