Chichimeca Jonaz language

Chichimeca Jonaz or Chichimeco is an indigenous language of Mexico spoken by the Chichimeca Jonaz people in several communities within the municipality of San Luis de la Paz, notably in Misión de Chichimecas. It forms its own branch of the Oto-Pamean languages in the Oto-Manguean language family. Natively they call themselves éza’r [ézã́Ɂãr] and their language úza’ (also appears as uzá’ or úzá’ ) [ʔúzãʔ]. The 2020 census recorded 2,354 total speakers in Mexico while the Secretariat of Economy recorded 2,653 speakers in San Luis de la Paz.