tlateloloyotl.

Headword: 
tlateloloyotl.
Principal English Translation: 

down feathers, can form clusters or balls; can be made from turkey breast feathers or possibly heron feathers (white); they have associations with death and human sacrifice
Frances F. Berdan and Patricia Rieff Anawalt, Codex Mendoza (1992), v. 2, 208.

Orthographic Variants: 
tlateloloiotl