It is one of the names of a dialect spoken in northern Spain, especially in the Comarca de Senabria. It is also called senabrés, machuecu or sanabrés.
Also machuecu, pachuocu, senabrés and sanabrés is a dialectal variety of Asturleonés spoken in the surroundings of Puebla de Sanabria, San Martín de Castañeda and Lake Sanabria with phonetic similarities with alistanu, mirandés, cabreirés. . .