Aché language

{{Short description|Language}}

{{distinguish|Ache Yi language}}

{{Infobox language

| name = Aché

| nativename = {{lang|guq|Guayakí}}

| states = Paraguay

| region = Alto Paraná

| ethnicity = Aché

| speakers = 910

| date = 2012

| ref = e22

| familycolor = tupian

| fam1 = Tupian

| fam2 = Tupí–Guaraní

| fam3 = Guaraní (I)

| iso3 = guq

| glotto = ache1246

| glottorefname = Aché

| dia1 = Ache gatu

| dia2 = Ache wa

| dia3 = Ñacunday River Ache

}}

Aché, also known as Guayaki, is a Guarani language of Paraguay with three living dialects: Ache gatu, Ache wa, and Ñacunday River Ache. The Ñacunday River dialect has low mutual intelligibility with the other two dialects.{{e22|guq}}