Yóidze hatál, bead chant, [53], [250], [267].
Yolkaí Estsán, White Shell Woman (goddess), [34], [105], [135], [230], [231], etc.
Young Woman Who Rattles, see Tsiké Nazĭ′li.
Yucca, [102], [103], [125], [212], [228], [229].
Yucca-fibre, [161].
Yucca People (gens), [30], [140], [239].
Yucca suds, [163], [184], [227].
Yúdi (goods), [222].
Zenith and nadir, [216].
Zoölatry, [38].