metropolis vs Asur

metropolis and Asur both are nouns.

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

metropolis (noun)	Asur (noun)
people living in a large densely populated municipality	an ancient Assyrian city on the Tigris and traditional capital of Assyria; just to the south of the modern city of Mosul in Iraq
a large and densely populated urban area; may include several independent administrative districts