1,000 (2006 census). 50 monolinguals. Ethnic population: 1,420.
Canindeyú Department, Chupa Pou, Kontuwy, Kontuwywe, and Arroyo Bandera; Caaguazú Department, Cerro Moroti; Alto Paraná Department, Puerto Barra; Caazapá Department, Ypetimi.
Ache gatu, Ache purä, Ache wa, Ñacunday River Ache (“Ache irollä” (pej.)). 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
Christian, traditional religion.