NONOHUALCO, 105, 125. Name of one of the quarters of the ancient city of Mexico; also of a mountain west of the valley of Mexico. The derivation is probably from onoc, to lie down; onohua, to sleep; onohuayan, a settled spot, an inhabited place. The co is a postposition.
NOPAL or NOPALTZIN, 46. Ruler of Acolhuacan, A. D. 1260-1263, according to some chronologies. The name is from nopalli, the cactus or opuntia.
NOPILTZIN, 67, 91. "My son," or "my lord," a term of deference applied to superiors, from pilli, which means son and also lord, like the old English child. Cf. Topiltzin.
OTOMIS, 16, 49, 58, 64, 71, 95. A nation which inhabited a portion of the valley of Mexico and region adjacent, entirely dissimilar in language and appearance from the Nahuas. The etymologies suggested are unsatisfactory.
POPOCATEPETL, 46. "The smoking mountain," the name of a famous volcano rising from the valley of Mexico.
POYAUHTECATL, 105. A volcano near Orizaba (Sahagun. Hist. de Nueva España, Lib. I, cap. 21). Derived from poyaua, to color, to brighten.
QUANTZINTECOMATZIN, 41. A warrior not otherwise known. The name is a double reverential, from quani, eater, and tecomatl, vase, "The noble eater from the royal dish."
QUAUHQUECHOLLAN, 95. A village and plain near the southern base of Popocatepetl. It means "the place of the quechol woods," or the trees among which quechol birds are found. See Motolinia, Historia de los Indios, Trat. III, cap. 18.
QUAUHXILOTL, 89. Name of a large tree, and applied to a warrior, ruler of Iztapallocan, whom Ixtlilxochitl, King of Tezcuco, placed at the head of his troops in his war with Tezozomoc. See Clavigero, Storia Antica di Messico, Tom. I, p. 185.
QUETZALCOATL, 32, 143, 144. See note on p. 143.