Old Irish bir

← Proto-Celtic *beru (inherited)

← Proto-Celtic *beru (inherited)

← Proto-Celtic *beruro- (mention)

← Proto-Celtic *brutus (mention)

← Proto-Indo-European *bʰrewh₁- (inherited)

← Latin sudes (mention)

← Old Irish biur (link)

← Old Irish (link)

← Old Irish berach (link)

← Old Irish (link)

→ Spanish berro (mention)

→ Irish bior (inherited)

→ Irish bior (inherited)

→ Scottish Gaelic bior (inherited)

→ Old Irish berach (affix)