The inhabitants came to speak Romansh, a Latin - based language that developed into several dialects that are still spoken in some of the Alpine valleys of Switzerland and northern Italy.
Selle elanikud hakkasid rääkima ladina keelel põhinevat retoromaani keelt, mis hiljem jagunes mitmeks dialektiks, mida Šveitsis Alpide orgudes ja Põhja - Itaalias kohati siiamaani räägitakse.