Wichita vs metropolis

Wichita and metropolis both are nouns.

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

Wichita (noun)	metropolis (noun)
the Caddoan language spoken by the Wichita	people living in a large densely populated municipality
the largest city in Kansas; located in southern Kansas on the Arkansas River	a large and densely populated urban area; may include several independent administrative districts
a member of the Caddo people formerly living between Kansas and central Texas