Editing Dumnonii (section)

==Language==
The people of Dumnonia spoke a [[Southwestern Brythonic]] dialect of [[Celtic languages|Celtic]] similar to the forerunner of more recent [[Cornish language|Cornish]] and [[Breton language|Breton]]. [[Irish people|Irish]] immigrants, the [[Déisi]],<ref name="Thomas 1994">[[Charles Thomas (archaeologist)|Thomas, Charles]] (1994) ''"And Shall These Mute Stones Speak?": post-Roman inscriptions in western Britain''. Cardiff: University of Wales Press.</ref> are evidenced by the [[Ogham]]-inscribed stones they have left behind, confirmed and supplemented by toponymical studies.<ref>{{cite web| url = http://www.ucl.ac.uk/archaeology/cisp/database/| title = Celtic Inscribed Stones Project (CISP) on-line database}}</ref> The stones are sometimes inscribed in [[Latin]], sometimes in both scripts.<ref name="Thomas 1994" /> [[Tristram Risdon]] suggested the continuance of a Brythonic dialect in the [[South Hams]], Devon, as late as the 14th century, in addition to its use in Cornwall.