the act of burning the field (see Molina); connects to war themes
Alonso de Molina:
tlachinoliztli. el acto de quemar los campos. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 117v. col. 1. Thanks to Joe Campbell for providing the transcription.