Milan vs city

Milan and city both are nouns.

Word	Noun	Adjective	Verb	Adverb
Milan	Yes	No	No	No
city	Yes	No	No	No

Milan (noun)	city (noun)
the capital of Lombardy in northern Italy; has been an international center of trade and industry since the Middle Ages	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts
	an incorporated administrative district established by state charter