The Kassonke language, Xaasongaxango (Xasonga), or Western Maninka (Malinke), is a Manding

Manding languages

The Manding languages are a fairly mutually intelligible group of dialects or languages in West Africa, belonging to the Mande languages. Their best-known members are Bambara, the most widely spoken language in Mali; Mandinka, the main language of Gambia; Maninka or Malinké, a major language of...

 language spoken by the Khassonké

Khassonké

The Khassonké are an ethnic group of Mali's Kayes Region. Descendants of the Fula and Malinké Khasso kingdoms, they speak the Khassonke/Xaasongaxango language, a Manding language similar to Bambara....

 of western Mali

Mali

Mali , officially the Republic of Mali , is a landlocked country in Western Africa. Mali borders Algeria on the north, Niger on the east, Burkina Faso and the Côte d'Ivoire on the south, Guinea on the south-west, and Senegal and Mauritania on the west. Its size is just over 1,240,000 km² with...

 and by the Malinke of eastern Senegal

Senegal

Senegal , officially the Republic of Senegal , is a country in western Africa. It owes its name to the Sénégal River that borders it to the east and north...

. The Kassonke variety is a national language

National language

A national language is a language which has some connection—de facto or de jure—with a people and perhaps by extension the territory they occupy. The term is used variously. A national language may for instance represent the national identity of a nation or country...

 in Mali. The two varieties are 90% mutually intelligible, though distinct from the Mandinka

Mandinka language

The Mandinka language is a Mandé language spoken by millions of Mandinka people in Mali, Senegal, The Gambia, Guinea, Côte d'Ivoire, Burkina Faso, Sierra Leone, Liberia, and Guinea-Bissau and Chad; it is the main language of The Gambia. It belongs to the Manding branch of Mandé, and is thus fairly...

(Malinke) of western Senegal, which is a national language there.