Principal English Translation: 

a count of days, a Mesoamerican divinatory calendar of 260 days (to use European labels); the 365-day year count was the xiuhpohualli, with is 20-day cempollapohualli months (again in European terminology, or "veintenas" in Spanish)

Orthographic Variants: 
Attestations from sources in English: 

In iehoantin in tulteca: vellametinj catca, vel moiolnonotzanj catca: ca iehoantin qujpeoaltitiaque, in cexiuhtlapoalli, in tonalpoalli, iehoantin qujtlatlalitiaque in quenjn tlaiaz ceioal, cemjlhujtl, tlê tonalli, catli qualli, catli iectli: auh catli in amo qualli, in mjtoa, tequantonalli: mochi iehoan intlatlalil mochiuh, in temjcamatl = And these Tolteca were very wise; they were thinkers, for they originated the year count, the day count; they established the way in which the night, the day, would work; which day sign was good, favorable; and which was evil, the day sign of wild beasts. All their discoveries formed the book for interpreting dreams. (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 10 -- The People, No. 14, Part 11, 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), 168.

the count of the days
Eloise Quiñones Keber, "An Introduction to the Images, Artists, and Physical Features of the Primeros Memoriales," in Fray Bernardino de Sahagún, Primeros Memoriales, ed. Thelma D. Sullivan, et al. (Norman: University of Oklahoma Press, 1997), 19.

The list of the days that repeat, with their companion numbers changing, are the following (as published by Mexicolore,
1) Cipactli / Crocodilian
2) Ehecatl / Wind
3) Calli / House
4) Cuetzpallin / Lizard
5) Coatl / Serpent
6) Miquiztli / Death
7) Mazatl / Deer
8) Tochtli / Rabbit
9) Atl / Water
10) Itzcuintli / Dog
11) Ozomatli / Monkey
12) Malinalli / Grass
13) Acatl / Reed
14) Ocelotl / Jaguar
15) Cuauhtli / Eagle
16) Cozcacuauhtli / Buzzard
17) Ollin / Movement
18) Tecpatl / Flint
19) Quiahuitl / Rain
20) Xochitl / Flower