how is that the case? how is that so? (see Molina, who also provides the word division as auh quenca o)
Alonso de Molina:
auh quencao? pues como es esso? 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.