city vs Chihuahua

city and Chihuahua both are nouns.

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

city (noun)	Chihuahua (noun)
people living in a large densely populated municipality	an old breed of tiny short-haired dog with protruding eyes from Mexico held to antedate Aztec civilization
a large and densely populated urban area; may include several independent administrative districts	the largest state in Mexico; mostly high plateau
an incorporated administrative district established by state charter	a city in northern Mexico in the state of Chihuahua; commercial center of northern Mexico