just a little bit of time, just a little while (an adverb)
Orthographic Variants:
çan achitonca
Alonso de Molina:
zan achitonca. vmpoco de tiempo. (aduerbio.) Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 14r. col. 1. Thanks to Joe Campbell for providing the transcription.