Chihuahua vs province

Chihuahua and province both are nouns.

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

Chihuahua (noun)	province (noun)
an old breed of tiny short-haired dog with protruding eyes from Mexico held to antedate Aztec civilization	the territory occupied by one of the constituent administrative districts of a nation
the largest state in Mexico; mostly high plateau	the proper sphere or extent of your activities
a city in northern Mexico in the state of Chihuahua; commercial center of northern Mexico