Saraveca is an extinct

Arawakan language Arawakan (''Arahuacan, Maipuran Arawakan, "mainstream" Arawakan, Arawakan proper''), also known as Maipurean (also ''Maipuran, Maipureano, Maipúre''), is a language family that developed among ancient Indigenous peoples in South America. Branch ...

once spoken in

Bolivia Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...

by the Sarave. By 1962, most people has switched to Chiquitano.

Numbers

It is said to be the only language with a

numeral system A numeral system is a writing system for expressing numbers; that is, a mathematical notation for representing numbers of a given set, using digits or other symbols in a consistent manner. The same sequence of symbols may represent differe ...

based exclusively on five, although quinary systems exist. To some extent this is also an areal feature of other

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

n languages; many form their numbers 6–9 as "five + one", "five + two" and so on.

References

Languages of Bolivia Languages of Argentina Extinct languages of South America Arawakan languages Mamoré–Guaporé linguistic area {{Arawakan-lang-stub