Wikipedia EN Araguaia
The Araguaia River (Portuguese: Rio Araguaia [ˈʁi.u aɾaˈɡwajjɐ], Karajá: ♂ Berohokỹ [beɾohoˈkə̃], ♀ Bèrakuhukỹ [bɛɾakuhuˈkə̃]) is one of the major rivers of Brazil, and a tributary of the Tocantins River.
Source: Wikipedia https://en.wikipedia.org/wiki/Araguaia_River