for a cultivated field to turn to weeds, or become full of reeds (see Molina)
Alonso de Molina:
Acayoa in milli (pret. oacayoac). tornarse cañaueral la eredad. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 1r. col. 2. Thanks to Joe Campbell for providing the transcription.