The Chapacuran languages are a nearly extinct

Extinct language

An extinct language is a language that no longer has any speakers., or that is no longer in current use. Extinct languages are sometimes contrasted with dead languages, which are still known and used in special contexts in written form, but not as ordinary spoken languages for everyday communication...

 Native American

Indigenous peoples of the Americas

The indigenous peoples of the Americas are the pre-Columbian inhabitants of North and South America, their descendants and other ethnic groups who are identified with those peoples. Indigenous peoples are known in Canada as Aboriginal peoples, and in the United States as Native Americans...

 language family

Language family

A language family is a group of languages related through descent from a common ancestor, called the proto-language of that family. The term 'family' comes from the tree model of language origination in historical linguistics, which makes use of a metaphor comparing languages to people in a...

 of South America

South America

South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

. There are three living Chapacuran languages, which are spoken in the southeastern Amazon Basin

Amazon Basin

The Amazon Basin is the part of South America drained by the Amazon River and its tributaries that drains an area of about , or roughly 40 percent of South America. The basin is located in the countries of Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, and Venezuela...

 of Brazil

Brazil

Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

 and Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

. The languages in the family are classified into the Madeira and Guapore groups. They may be further related to the extinct Wamo language.

All of the languages in the Guapore group are probably extinct, and of the three languages in the Madeira group, two, Oro Win and Torá, have fewer than 100 speakers.

Chapacuran languages

• Guapore languages (extinct
  Extinct language
  An extinct language is a language that no longer has any speakers., or that is no longer in current use. Extinct languages are sometimes contrasted with dead languages, which are still known and used in special contexts in written form, but not as ordinary spoken languages for everyday communication...
  
  )
  • Chapacura
  • Cujuna
  • Cumana
  • Itene
  • Kabixí
    Kabixí language
    Kabixí was the last language of the Guapore branch of Chapacuran. SIL reported 100 speakers from publications dated 1986, but in 2010 declared it extinct....
    
    
  • Mataua
  • Quitemoca
  • Urunumaca
  • Wanham (Uanham)
• Madeira languages
  • Oro Win
    Oro Win language
    Oro Win is a moribund Chapacuran language spoken along the upper stretches of the Pacaás Novos River in Brazil.Oro Win is one of only five languages known to make use of a voiceless dental bilabially trilled affricate, .- Literature :...
    
    , Brazil; nearly extinct
  • Torá, Brazil; probably extinct
  • Wari’
    Wari’ language
    The Wari’ language is the sole remaining vibrant language of the Chapacuran language family of the Brazilian–Bolivian border region of the Amazon...
    
    (Pakaásnovos), Brazil