Where does “Kéʼ łizhiní” come from?

Kéʼ łizhiní (Navajo) comes from Navajo ké, from Proto-Athabaskan *-qeʔ.

Ancestry of “Kéʼ łizhiní”, step by step

Step	Language	Word	Meaning
1	Navajo	ké	foot, feet; shoe
2	Proto-Athabaskan	*-qeʔ	—