to disfavor someone or not pay him or her any attention
Alonso de Molina:
anontenequi. (pret. aonontenec.) desfauorecer o no hazer cuenta de alguno Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 6r. col. 2. Thanks to Joe Campbell for providing the transcription.