Chippewaian vs Chippewyan

Chippewaian and Chippewyan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chippewaian	Yes	No	No	No
Chippewyan	Yes	No	No	No

As nouns, Chippewaian and Chippewyan are synonyms defined as:

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

Chippewaian (noun)	Chippewyan (noun)
the language spoken by the Chipewyan	the language spoken by the Chipewyan