to peruse someone, or make them run away (see Molina)
Orthographic Variants:
yeualtia
Alonso de Molina:
yeualtia. nitetla. (pret. onitetlayeualti.) perseguir a otro, o hazerle huir. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 36r. col. 2. Thanks to Joe Campbell for providing the transcription.