Postulates British derivations for three Old Irish indeclinable
personal names: [1] Examines the wide array of forms extant in
Hiberno-Latin and Early Irish for the name ‘Brendan’, and argues
that the basic doublet EOIr. Brenden/Class. OIr.
Brénainn is the result of borrowing at two levels from
Brit. *brigantı̄nos; [2] argues that OIr.
Cathaír < either OBrit. *katairos or OW
*catair (cf. Celt. *katagros); [3] argues that OIr. Midir/Mider < either PrimW *mẹðir or OW *Medir (cf. Celt. *Medurı̄ks).