city vs Benghazi

city and Benghazi both are nouns.

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

city (noun)	Benghazi (noun)
people living in a large densely populated municipality	port in northern Libya on the Gulf of Sidra; formerly a joint capital of Libya with Tripoli
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter