Where does “guajjka” come from?

guajjka (Pite Sami) comes from Proto-Samic kuoškë, from Proto-Uralic kośke.

Definitions

Ancestry of “guajjka”, step by step

Step	Language	Word	Meaning
1	Proto-Samic	kuoškë	rapids
2	Proto-Uralic	kośke	—

Every word from Proto-Uralic kośke →Every word from Proto-Samic kuoškë →