three days until, not counting today (adverb) (see Molina)
Alonso de Molina:
yeoyeyupa. tres dias ha, sin oy. aduerbio . vel. antantier. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 35v. col. 2. Thanks to Joe Campbell for providing the transcription.