Guachi
Guachi是一种孤立语言，过去分布在巴西，现已消亡。
孤立语言：与世界上任何已知语言都无法证明有亲缘关系。
Guachí (Wachí) is an extinct language isolate, possibly related to Guaicuruan, of Brazil. It is usually classified as one of the Guaicuruan languages, but the data is insufficient to demonstrate that. The people it was spoken by were Guaicuruanized.
摘自英文维基百科 · Guachi language · CC BY-SA 4.0