Chippewyan language vs Chipewyan

Chippewyan language and Chipewyan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chippewyan language	Yes	No	No	No
Chipewyan	Yes	No	No	No

As nouns, Chippewyan language and Chipewyan are synonyms defined as:

Other synonyms of Chippewyan language include Chipewyan language, Chippewaian, Chippewaian language, Chippewyan.

Chippewyan language (noun)	Chipewyan (noun)
the language spoken by the Chipewyan	the language spoken by the Chipewyan
	a member of the Athapaskan people living in western Canada between Great Slave Lake and Hudson Bay