a sprinkler or sprayer, hyssop (botanical), or aspergillum (religious); an apparatus for sprinkling something (see Molina)
Orthographic Variants:
teauachiloni
Alonso de Molina:
teauachiloni. hysopo para rociar. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 91v. col. 1. Thanks to Joe Campbell for providing the transcription.