Chippewaian language vs Chippewyan language

Chippewaian language and Chippewyan language both are nouns.

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

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

Chippewaian language and Chippewyan language: the language spoken by the Chipewyan

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

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