Hupa vs Athabascan

Hupa and Athabascan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hupa	Yes	No	No	No
Athabascan	Yes	No	No	No

As nouns, Athabascan is a hypernym of Hupa; that is, Athabascan is a word with a broader meaning than Hupa:

Hupa: the Athapaskan language spoken by the Hupa
Athabascan: a group of Amerindian languages (the name coined by an American anthropologist, Edward Sapir)

Other hypernyms of Hupa include Athabaskan, Athapascan, Athapaskan, Athapaskan language.

As nouns, Athabascan is a hypernym of Hupa; that is, Athabascan is a word with a broader meaning than Hupa:

Hupa: a member of the Athapaskan people of the Trinity River valley in California
Athabascan: a member of any of the North American Indian groups speaking an Athapaskan language and living in the subarctic regions of western Canada and central Alaska

Other hypernyms of Hupa include Athabaskan, Athapascan, Athapaskan.

Hupa (noun)	Athabascan (noun)
the Athapaskan language spoken by the Hupa	a group of Amerindian languages (the name coined by an American anthropologist, Edward Sapir)
a member of the Athapaskan people of the Trinity River valley in California	a member of any of the North American Indian groups speaking an Athapaskan language and living in the subarctic regions of western Canada and central Alaska