Principal English Translation:
upper, upwards
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), 9.
Alonso de Molina:
acouic. hazia arriba.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 2v. col. 2. Thanks to Joe Campbell for providing the transcription.
Horacio Carochi / English:
àcohuīc = upward
Horacio Carochi, S.J., Grammar of the Mexican language with an explanation of its adverbs (1645), translated and edited with commentary by James Lockhart, UCLA Latin American Studies Volume 89 (Stanford: Stanford University Press, UCLA Latin American Center Publications, 2001), 344–45, 497.
Attestations from sources in English:
nican ycuylliuhtoque yn acovic yn intianquiztequiuh = Here is written the market tax of the upper region (Coyoacan, mid-sixteenth cent.)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 25, 148–149.