obispo ixiptla.

(a loanword from Spanish)

obispo ixiptla.
Principal English Translation: 

a judge of the diocese appointed by the bishop (based on the definition for provisor in the dictionary of the Real Academia Española)
(partly a loanword from Spanish, obispo, bishop)

Alonso de Molina: 

obispo ixiptla. prouisor de obispo.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 74v. col. 1. Thanks to Joe Campbell for providing the transcription.