See an image that represents tlaca in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).
quioallaça in tetl, in mitl, = hurried down stones and arrows (Mexico, Mid Sixteenth Century)
James Lockhart, We People Here: Nahuatl Accounts of the Conquest of Mexico, Repertorium Columbianum v. 1 (Los Angeles: UCLA Center for Medieval and Renaissance Studies, 1993), 220.
ye tlaca = it's late
Robert Haskett and Stephanie Wood's notes from Nahuatl sessions with James Lockhart and subsequent research.
vme vepantli quitlecavica, yoan miec in aoaquavitl, mimimiltic; itoca, teuquavitl in quitlecavique, in impan quioallaçazquia = they took up two large beams and many round oak logs called "god wood" that they were going to hurl down on [the Spaniards].
Mexico City, sixteenth century) James Lockhart, We People Here: Nahuatl Accounts of the Conquest of Mexico, Repertorium Columbianum v. 1 (Los Angeles: UCLA Center for Medieval and Renaissance Studies, 1993), 146.