the age of men who have reached majority (see Molina)
Alonso de Molina:
tlapaliuhcatiliztli. hedad delos que son ya hombres casaderos. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 130v. col. 2. Thanks to Joe Campbell for providing the transcription.