ichtequi = to steal
ichtecqui = thief
Michel Launey, An Introduction to Classical Nahuatl, translated and adapted by Christopher MacKay (Cambridge: Cambridge University Press, 2011), 159.
Tlen oticichtec? Cuix tomi[n]? Cuix tilmatli? Quaquahue, caballo, ychcame, totoltin, pitzome, noço ytla oc zentlamantli huel patio? = What have you stolen? Money? Blankets? Cattle, horses, sheep, domestic fowl, pigs, or some other thing of great value?
Bartolomé de Alva, A Guide to Confession Large and Small in the Mexican Language, 1634, eds. Barry D. Sell and John Frederick Schwaller, with Lu Ann Homza (Norman: University of Oklahoma Press, 1999), 111.
"...icuac tlamauhtico tlacaichtequi ipan miercoles mochi ocalac teopan in tlatlaca ihuan in pipiltzitzintin (p. 763)" = "At this time an abductor came causing terror. On Wednesday all of the adults and children entered the church (to take refuge)." (Anales de Puebla y Tlaxcala, no. 1, part 2, 1519–1697)
Frances Krug, "The Nahuatl Annals of the Tlaxcala-Puebla Region," ch. 2, pp. 82–83, Ph.D. Dissertation draft written in the 1980s, with transcriptions and translations approved by James Lockhart. Cited here by SW.