people who are already adults, tall or long (see Molina)
Orthographic Variants:
quaquauhtique
Alonso de Molina:
quaquauhtique. personas ya adultas, altas o largas. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 85v. col. 1. Thanks to Joe Campbell for providing the transcription.