Scottish Gaelic beatha

← Proto-Celtic *biwotūts (inherited)

← Proto-Celtic *biwos (mention)

← Proto-Indo-European *gʷih₃wós (derived)

← Proto-Indo-European *gʷeih₃w- (mention)

← Middle Irish betha (inherited)

← Old Irish bethu (inherited)

→ English McElwain (mention)

→ Scottish Gaelic Beathag (suffix)

→ Scottish Gaelic uisge-beatha (mention)

→ Scottish Gaelic dà-bheathach (affix)

→ Scottish Gaelic beath-eachdraidh (compound)

→ Scottish Gaelic eachdraidh-beatha (compound)