diputado.

(a loanword from Spanish)

Headword: 
diputado.
Principal English Translation: 

representative; a person named to represent a body, often a cofradia (lay brotherhood)

deputy, one to whom a special task is delegated; in Tlaxcala, a member of the municipal government, often an alcalde, delegated to supervise the marketplace.
(a loanword from Spanish)

The Tlaxcalan Actas: A Compendium of the Records of the Cabildo of Tlaxcala (1545-1627), eds. James Lockhart, Frances Berdan, and Arthur J.O. Anderson (Salt Lake City: University of Utah Press, 1986), 153.

Orthographic Variants: 
tifotado, deputado, dibotato
Attestations from sources in English: 

quintemozq Omentin tipotantosme no omentin mayordomosme auh no çe onyez amatlacuillo = they will search for two diputados; also two mayordormos. Here will also be a notary.
Fray Alonso de Molina, Nahua Confraternities in Early Colonial Mexico: The 1552 Nahuatl Ordinances of fray Alonso de Molina, OFM, ed. and trans., Barry D. Sell (Berkeley: Academy of American Franciscan History, 2002), 100–101.

tifotado = diputado (San Bartolomé Tlatelolco, Toluca Valley, 1737)
Caterina Pizzigoni, ed., Testaments of Toluca (Stanford: Stanford University Press and UCLA Latin American Center Publications, 2007), 98.

yntla aca pochtecatl nican quicovaz niman quimilhuiz yn deputado (Tlaxcala, 1547)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 22.

tepotantosme, teputantosme = diputados, literally deputies, or, in this case, officers of a cofradía
Fray Alonso de Molina, Nahua Confraternities in Early Colonial Mexico: The 1552 Nahuatl Ordinances of fray Alonso de Molina, OFM, ed. and trans., Barry D. Sell (Berkeley: Academy of American Franciscan History, 2002), 6, 7.

Attestations from sources in Spanish: 

Luys de San Miguel dibotato = Luis de San Mig[u]el, diputado (Toluca, 1621)
Vidas y bienes olvidados: Testamentos en náhuatl y castellano del siglo XVII, vol. 3, Teresa Rojas Rabiela, et al, eds. (México: CIESAS, 2002), 140–141.