Welsh braich

← Breton brec'h (cognate)

← Proto-Brythonic *brėx (inherited)

← Welsh chwedl (mention)

← Welsh damwain (mention)

← Welsh dinas (mention)

← Welsh grudd (mention)

← Cornish bregh (cognate)

← Latin bracchium (derived)

← Middle Welsh breich (inherited)

→ Breton brec'h (cognate)

→ Welsh breichiau (affix)

→ Cornish bregh (cognate)