ixtlapancayehuani.

Headword: 
ixtlapancayehuani.
Principal English Translation: 

someone prone to schisms

Orthographic Variants: 
ixtlapancayeuani
IPAspelling: 
iːʃtɬɑpɑnkɑjeːwɑni
Alonso de Molina: 

ixtlapancayeuani. cismatico.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 48r. col. 2. Thanks to Joe Campbell for providing the transcription.