[1] A Lorrain dialect, it is closely related to French by the Oïl group.
Its varieties include those of Bruche, Villé, Lièpvre, Kaysersberg and Orbey.
The name Welche is a French spelling of Welsh, a word from Germanic languages such as English, used originally to refer to Celtic speakers such as the Welsh, and later to Latin speakers after Latin was imposed on the Celts.
Welche, Welsh and English are all distantly related through the Indo-European group and language-mixing.
Being close to German-speaking areas, a lot of words have been borrowed from German.