to wander, or to be a wanderer (see Molina)
auic niauh. (pret. auic onia.) vaguear, o ser vagamundo. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 9v. col. 1. Thanks to Joe Campbell for providing the transcription.