Vancouver vs metropolis

Vancouver and metropolis both are nouns.

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

Vancouver (noun)	metropolis (noun)
a port city in southwestern British Columbia on an arm of the Pacific Ocean opposite Vancouver Island; Canada's chief Pacific port and third largest city	people living in a large densely populated municipality
a town in southwestern Washington on the Columbia River across from Portland, Oregon	a large and densely populated urban area; may include several independent administrative districts
English navigator remembered for his exploration of the Pacific coast of North America (1757-1798)