tlacpac.

Headword: 
tlacpac.
Principal English Translation: 

over, above, at the top, up above, on top, on a high place

IPAspelling: 
tɬɑkpɑk
Alonso de Molina: 

tlacpac. arriba, enlo alto, o encima de algo.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 119v. col. 1. Thanks to Joe Campbell for providing the transcription.

Lockhart’s Nahuatl as Written: 

-icpac plus tla-.
James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 236.

Attestations from sources in English: 

tlacpac vmito = above mentioned (Tlaxcala, 1547)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 22, 124–125.

tlacpac omoteneuh = above mentioned (a neat equivalent to the Spanish, “dicho,” said)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), 21.

Attestations from sources in Spanish: 

yn tlacpac omoteneuh = arriba dicho (Ciudad de México, 1582)
Luis Reyes García, Eustaquio Celestino Solís, Armando Valencia Ríos, et al, Documentos nauas de la Ciudad de México del siglo XVI (México: Centro de Investigación y Estudios Superiores en Antropología Social y Archivo General de la Nación, 1996), 181.