The Southwestern Brittonic languages ( kw, Brythonek Dyghowbarthgorlewin, br, Predeneg Kreisteizkornôg) are the Brittonic

Celtic Celtic, Celtics or Keltic may refer to: Language and ethnicity *pertaining to Celts, a collection of Indo-European peoples in Europe and Anatolia **Celts (modern) *Celtic languages **Proto-Celtic language *Celtic music *Celtic nations Sports Foo ...

languages spoken in what is now

South West England South West England, or the South West of England, is one of nine official regions of England. It consists of the counties of Bristol, Cornwall (including the Isles of Scilly), Dorset, Devon, Gloucestershire, Somerset and Wiltshire. Cities ...

and

Brittany Brittany (; french: link=no, Bretagne ; br, Breizh, or ; Gallo: ''Bertaèyn'' ) is a peninsula, historical country and cultural area in the west of modern France, covering the western part of what was known as Armorica during the period ...

since the

Early Middle Ages The Early Middle Ages (or early medieval period), sometimes controversially referred to as the Dark Ages, is typically regarded by historians as lasting from the late 5th or early 6th century to the 10th century. They marked the start of the Mi ...

. During the period of their earliest attestation, the languages appear to be indistinguishable, but they gradually evolved into the Cornish and Breton languages. They evolved from the

Common Brittonic Common Brittonic ( cy, Brythoneg; kw, Brythonek; br, Predeneg), also known as British, Common Brythonic, or Proto-Brittonic, was a Celtic language spoken in Britain and Brittany. It is a form of Insular Celtic, descended from Proto-Celtic, ...

formerly spoken across most of

Britain Britain most often refers to: * The United Kingdom, a sovereign state in Europe comprising the island of Great Britain, the north-eastern part of the island of Ireland and many smaller islands * Great Britain, the largest island in the United King ...

and were thus related to the

Welsh Welsh may refer to: Related to Wales * Welsh, referring or related to Wales * Welsh language, a Brittonic Celtic language spoken in Wales * Welsh people People * Welsh (surname) * Sometimes used as a synonym for the ancient Britons (Celtic peopl ...

and

Cumbric Cumbric was a variety of the Common Brittonic language spoken during the Early Middle Ages in the '' Hen Ogledd'' or "Old North" in what is now the counties of Westmorland, Cumberland and northern Lancashire in Northern England and the south ...

varieties spoken in

Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...

and the

Hen Ogledd Yr Hen Ogledd (), in English the Old North, is the historical region which is now Northern England and the southern Scottish Lowlands that was inhabited by the Brittonic people of sub-Roman Britain in the Early Middle Ages. Its population sp ...

(the Old North, i.e.

Northern England Northern England, also known as the North of England, the North Country, or simply the North, is the northern area of England. It broadly corresponds to the former borders of Angles, Angle Northumbria, the Anglo-Scandinavian Scandinavian York, K ...

and the

Scottish Lowlands The Lowlands ( sco, Lallans or ; gd, a' Ghalldachd, , place of the foreigners, ) is a cultural and historical region of Scotland. Culturally, the Lowlands and the Highlands diverged from the Late Middle Ages into the modern period, when Lo ...

), respectively. The earliest stage of the languages, Primitive Cornish/Breton, is

unattested In linguistics, attested languages are languages (living or dead) that have been documented and for which the evidence (attestation) has survived to the present day. Evidence may be recordings, transcriptions, literature or inscriptions. In cont ...

. Written sources are extant from the Old Cornish/Breton period, roughly 800–1100, in which phase the languages are indistinguishable. As such, some linguists such as

Peter Schrijver Peter Schrijver (; born 1963) is a Dutch linguist. He is a professor of Celtic languages at Utrecht University and a researcher of ancient Indo-European linguistics. He worked previously at Leiden University and the Ludwig Maximilian University ...

use the term Southwest British (i.e. Southwest Brittonic) to describe the language when "Old Cornish" and "Old Breton" were indistinguishable and only separated by geography rather than linguistically.

Description

Southwestern Brittonic is distinguished from Welsh by sound changes including: *the raising of to in a pretonic syllable (in Welsh there was no raising) *the fronting of to (in Welsh it diphthongized to ) *the fronting of to before or in an old final syllable (in Welsh it diphthongized to ) Other significant differences are found in Welsh innovations in which Southwestern Brittonic did not participate, such as the development of the

voiceless alveolar lateral fricative The voiceless alveolar lateral fricative is a type of consonantal sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents voiceless dental, alveolar, and postalveolar lateral fricatives is , ...

Footnotes

References

* * Languages attested from the 8th century Brittonic languages Armorica {{ie-lang-stub