a piece of wood that has been worked (shaped, thinned) (see Molina)
Alonso de Molina:
tlapitzauhtli. cosa adelgazada desta manera. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 132r. col. 2. Thanks to Joe Campbell for providing the transcription.