Principal English Translation:
a personal name; the name of a ruler of Tetzcoco (Texcoco) in the early sixteenth century (see attestations)
Attestations from sources in English:
Auh injc chicoacen tlatoanj muchiuh tetzcuco iehoatl in cacamatzin in tlatocat nauhxiujtl. Iehoatl ipã muchiuh injc açico njcan castillan tlaca = And the sixth who became ruler of Texcoco was Cacamatzin, who ruled four years. It came to pass in his time that the men from Castile arrived here. (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 8 -- Kings and Lords, no. 14, Part IX, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1951), 10.
Attestations from sources in Spanish:
Cacamatzin: Se refiere a las pequeñas mazorcas del maíz que nacen junto a otras desarrolladas Víctor M. Castillo F., "Relación Tepepulca de los señores de México Tenochtitlan y de Acolhuacan," Estudios de Cultura Náhuatl 11 (1974), 183–225, y ver la pág. 192.