cuapepelli.

Headword: 
cuapepelli.
Principal English Translation: 

an ecclesiastic's crown (see Molina)

Orthographic Variants: 
quapepelli
Alonso de Molina: 

quapepelli. corona de clerigo.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 85r. col. 2. Thanks to Joe Campbell for providing the transcription.