to guard, protect, put away something that is of high esteem (see Molina)
Orthographic Variants:
mauiztlazopia
Alonso de Molina:
mauiztlazopia. nic. (pret. onicmauiztlazopix.) guardar algo como cosa de mucha estima. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 54v. col. 1. Thanks to Joe Campbell for providing the transcription.