Also known by the Latin term "defixiones," curse tablets have been found throughout the ancient Mediterranean ... contained an inscription in Gaulish, an extinct Celtic language.

One of the curse tablets was deciphered by Pierre-Yves Lambert, a specialist in Celtic linguistics with the French National Center for Scientific Research. The text, in Latin and Gaulish ...

The evidence suggests that by the first century AD, the language spoken in Wales - and throughout southern Britain - was Brythonic, a Celtic language closely related to the Gaulish of Gaul.

The evidence suggests that by the first century AD, the language spoken in Wales - and throughout southern Britain - was Brythonic, a Celtic language closely related to the Gaulish of Gaul.