city vs Essen

city and Essen both are nouns.

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

city (noun)	Essen (noun)
people living in a large densely populated municipality	a city in western Germany; industrial center of the Ruhr
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter