rancor and wrath from way back (see Molina)
uecauh qualaniliztli. rancor o yra enuejecida. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 155v. col. 1. Thanks to Joe Campbell for providing the transcription.