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Excan Tlatoloyan.

Headword: 
Excan Tlatoloyan.
Principal English Translation: 

tribunal of three, or Triple Alliance
Susan Kellogg, A Concise History of the Aztecs (Cambridge, 2024), 285.

Attestations from sources in Spanish: 

excan tlatoloyan = el gobierno de tres sedes
"El término excan tlahtoloyan aparece en la obra del historiador chalca Chimalpáhin Cuauhtlehuanitzin referido a la antigua historia de Culhuacan, Estado integrante de una vieja triple alianza constituida con las ciudades de Tollan y Otompan. El historiador Chimalpáhin da a la unión una duración de 191 años, contados del Ce Técpatl (856) al Matlactli Ácatl (1047)."
M. C. Herrera Meza, "El nombre náhuatl de la Triple Alianza / The Nahuatl name of the Triple Alliance," Estudios de Cultura Náhuatl (2013), https://www.scielo.org.mx/scielo.php?script=sci_arttext&pid=S0071-167520....

See also: