Chippewaian language vs Chipewyan language

Chippewaian language and Chipewyan language both are nouns.

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

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

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

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

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