↑ Ives Goddard, Sapir's Comparative Method, in New Perspectives in Language, Culture, and Personality, page 199
Etymology
The term is superficially similar to Proto-Algonquian*wa·kwehsa(“fox”), but Goddard rejects the idea that the terms go back to Algic and describes the Yurok word as a regular derivative of the verb stem wrsry-(“be thin”).[1]