city vs Cebu

city and Cebu both are nouns.

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

city (noun)	Cebu (noun)
people living in a large densely populated municipality	an important seaport on the island of Cebu in the Philippines
a large and densely populated urban area; may include several independent administrative districts	one of the Visayan islands of the central Philippines; important for its fine harbor
an incorporated administrative district established by state charter