ĪMŌZTLAYŌC the following day, the next day / el día siguiente (C), un día antes que (C) This is prefixed with the third person singular possessive prefix Ī-. When preceded by OC, it means the day before. See MŌZTLA, -YŌ, -C(O). Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 106.