cancer, a sign of the zodiac; actually, originally a loanword from Latin, although possibly similar in siixteenth-century Spanish; see Lori Boornazian Diel, The Codex Mexicanus: A Guide to Life in Late-Sixteenth-Century New Spain (Austin: University of Texas Press, 2018), 172–173.
Also attested for (central Mexico, early seventeenth century) Codex Chimalpahin: Society and Politics in Mexico Tenochtitlan, Tlatelolco, Culhuacan, and Other Nahuatl Altepetl in Central Mexico; The Nahuatl and Spanish Annals and Accounts Collected and Recorded by don Domingo de San Antón Muñón Chimalpahin Quauhtlehuanitzin, eds. and transl. Arthur J. O. Anderson and Susan Schroeder (Norman: University of Oklahoma Press, 1997), vol. 2, 128–129.
Leslie S. Offutt, "Levels of Acculturation in Northeastern New Spain; San Esteban Testaments of the Seventeenth and Eighteenth Centuries," Estudios de cultura náhuatl 22 (1992), 409–443, see page 434–435.