something that is the same, equal, or one of a pair (see Molina; tentative translation by SW)
Orthographic Variants:
neneuixqui
Alonso de Molina:
neneuixqui. cosa ygual o pareja. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 68r. col. 2. Thanks to Joe Campbell for providing the transcription.