wooden bars, grilles, split rails, etc. (see Molina)
Orthographic Variants:
quauhtzatzapictli
Alonso de Molina:
quauhtzatzapictli. rexa de madera. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 87v. col. 1. Thanks to Joe Campbell for providing the transcription.