A language of Paraguay

Alternate Names
Ache-Guayaki, Aché-Guayaki, Axé, “Guaiaqui” (pej.), “Guayakí” (pej.), “Guoyagui” (pej.)

910 (Crevels 2012). 50 monolinguals. Ethnic population: 1,240 (Crevels 2012).


Alto Paraná department: Narranja and Iruno districts; Caaguazú, Guairá, and Paraguarí departments: Colonel Oviedo to Colonel Villaricca, Lake Del Rio Yguazu area; dialects: Chupa Pou, Kontuwy, Kontuwywe, Arroyo Bandera, Cerro Moroti, Puerto Barra, Ypetimi.

Language Maps
Language Status

5 (Developing). Recognized language (2010, Languages Act, No. 4251, Article 2).


Ache gatu, Ache wa, Ñacunday River Ache (“Ache irollä” (pej.)), Ache purä. 3 dialects remaining, Ache purä is dormant. High intelligibility between Ache gatu and Ache wa, only Ñancunday River Ache’s intelligibility is low for the other two dialects.


SOV; postpositions; noun head initial; content q-word initial; clause constituents indicated by word order; both tense and aspect; passives; nontonal; 15 consonant and 12 vowel phonemes.

Language Use

Home, friends; mixed use: Religion. Used by all. Positive attitudes. Most also use Paraguayan Guaraní [gug]. Some also use Spanish [spa].

Language Development

Literacy rate in L1: 20%. Literacy rate in L2: 80% in Guaraní [gug]. Taught in primary schools. Literature. Radio. Dictionary. Grammar. Texts. NT: 2014. Agency: Kuatia Ñe’e.


Latin script [Latn].

Other Comments

Christian, traditional religion.

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