a shoulder that is overworked (throws too much) (see Molina)
Orthographic Variants:
matlapaliui
IPAspelling:
mɑːtɬɑhpɑliwi
Alonso de Molina:
matlapaliui. bracero que tira mucho. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 53r. col. 2. Thanks to Joe Campbell for providing the transcription.