tlaxini.

Headword: 
tlaxini.
Principal English Translation: 

to commit adultery

Attestations from sources in English: 

ma nen queman ipan tia, in juh mjtoa tlatolli: ma tictlaxin = as the saying is said, do not commit adultery (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 6 -- Rhetoric and Moral Philosophy, No. 14, Part 7, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1961), 102.