The primary source for the Tzotzil vocabulary is: Robert M. Laughlin. 1975. The Great Tzotzil Dictionary of San Lorenzo Zinacantán. City of Washington: Smithsonian Institution Press.

Also used for supplementary materials from the early colonial period of Zinacantán Tzotzil: Robert M. Laughlin. 1988. The Great Tzotzil Dictionary of Santo Domingo Zinacantán. Washington, D.C.: Smithsonian Institution Press.

Abbreviations used in the Grammatical Information field are found on pages 32-33 of Laughlin 1975.

Proto-Mayan: 3800-3400 B.P. (years before present)

Proto-Greater Kanjobalan: 3000-2100 B.P.

Proto-Greater Tzeltalan: 3000-1900 B.P.

Proto-Tzeltalan: 1900-1400 B.P.

Greater Lowland: 1400-900 B.P.

Proto-Tzotzil: 1400-31 B.P.

Proto-Historic: 900-486 B.P.

Colonial: 486-186 B.P.

Earlier Colonial: 486-400 B.P.

Later Colonial: 400-186 B.P.

Modern: 186-31 B.P.