watch out that you do not fall asleep (see Molina)
Alonso de Molina:
mazan ticpotie. mira que no te duermas Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 50r. col. 2. Thanks to Joe Campbell for providing the transcription.