one who liberates someone from sins or servitude (see Molina)
Alonso de Molina:
tetlatlacollazani. librador assi o redemptor. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 109r. col. 2. Thanks to Joe Campbell for providing the transcription.