Linked from
The 10 pages that link to Brittonic languages, each with the reason it gives.
Celtic languagesBroader topic: Its languages make up the other major living subdivision.
Goidelic languagesCompared with: Brittonic is the other major surviving branch of Insular Celtic.
Cornish languageNarrower topic: Cornish belongs to this branch of the Celtic language family.
Celtic BritonsBroader topic: These languages define the peoples grouped as Celtic Britons.
Celtic nationsBroader topic: These languages connect Wales, Brittany, and Cornwall.
WelshNarrower topic: Welsh belongs to this branch, whose languages developed in Britain.