Chungking vs city

Chungking and city both are nouns.

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

Chungking (noun)	city (noun)
a city in south-central China on the Chang Jiang; a commercial center for western China	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