 Regarding the vitality of the language, the number of speakers indicate that this language is critically endangered, at moribund levels, rating an (8A) on the Ethnologue scale.This has to do with many factors, including the fact that in some communities, for example those living on the Terra Indígena Rio Guaporé, intergenerational transmission has ceased entirely due to a complete shift to Portuguese.This Brazilian state, like many others, was once strictly belonging to indigenous people of Brazil.