haly (comparative halier, superlative haliest)
From Middle English hali, holi, from Old English hāliġ, hāleġ (“holy, consecrated, sacred, venerated, godly, saintly, ecclesiastical, pacific, tame”), from Proto-Germanic *hailagaz (“holy, bringing health”), from *hailaz (“healthy, whole”), from Proto-Indo-European *kóh₂ilus (“healthy, whole”).