mapipichtli.

Headword: 
mapipichtli.
Principal English Translation: 

a whistle made by the hand at the lips (see Molina)

Alonso de Molina: 

mapipichtli. silvo hecho con las manos.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 52v. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

See an image that represents mapipichtli in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).