to be in disagreement or unhappy with a sentence, appealing it, and excusing the witnesses (see Molina)
Alonso de Molina:
amo nonnocaqui. lo mesmo es que amo ninocaqui. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 5v. col. 1. Thanks to Joe Campbell for providing the transcription.