to soak another, to get someone all wet (see Molina)
Orthographic Variants:
chaquania
Alonso de Molina:
chaquania. nite. (pret. onitechaquani.) mojar mucho a otro. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 19r. col. 2. Thanks to Joe Campbell for providing the transcription.