wheat chaff (see Molina)
(partly a loanword from Spanish, trigo, wheat)
Alonso de Molina:
iyectiloca trigo. granzas de trigo. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 36v. col. 2. Thanks to Joe Campbell for providing the transcription.