Alexandria vs metropolis

Alexandria and metropolis both are nouns.

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

Alexandria (noun)	metropolis (noun)
the chief port of Egypt; located on the western edge of the Nile delta on the Mediterranean Sea; founded by Alexander the Great; the capital of ancient Egypt	people living in a large densely populated municipality
a town in Louisiana on the Red River	a large and densely populated urban area; may include several independent administrative districts