atlixco.

Headword: 
atlixco.
Principal English Translation: 

above the water, or on its surface (see Molina); also, Atlixco, a place where the Mexica had enemies (see attestations)

Orthographic Variants: 
Atlisco
IPAspelling: 
ɑːtɬiːʃko
Alonso de Molina: 

atlixco. encima del agua, oen la superficie.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 8v. col. 2. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

ĀTLĪXCO place name Atlixco (literally ´surface of a body of water´) / encima del agua, o en la superficie (M)[1)Cf.56r]. Z has the variant ĀĪXCO. See Ā-TL, ĪX-TLI, -C(O).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 14.

Attestations from sources in English: 

Auh intla yquachicyo intla yotõyo ypan otlama in ompa atlisco anoço uexotzinco oc cenca ic paquia in iyollo motecuiçoma. = And if, as a shorn one, or as an Otomí [warrior], he were to take a captive there at Atlixco or at Uexotzinco, much was Moctezuma's heart gladdened thereby (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 8 -- Kings and Lords, no. 14, Part IX, 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, 1951), 88.

Auh intla oalmjtoz iaujotl in atlixco, aço vexotzinco, intla oc ceppa vmpa tlamazque, cenca ic vel panuetzi = And if war should be proclaimed against Atlixco, or Uexotzinco, and if there once again they took captives, they won much glory thereby (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 8 -- Kings and Lords, no. 14, Part IX, 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, 1951), 73.

Attestations from sources in Spanish: 

atlixco = encima del agua
Thelma Sullivan, Compendio de la gramática náhuatl, 4a. edición (México: UNAM, 1998), 138.