The term 'Navajo Foe' can be summarized by two crossword solutions: UTE (3 letters) and HOPI (4 letters). The Ute people are a Native American tribe that traditionally lived in the Great Basin region of the United States, while the Hopi people are a Native American tribe that traditionally lived in the southwestern United States. Both tribes have had a long history of conflict with the Navajo people, which has been documented since the 19th century.