Old Irish boingid

← Proto-Celtic *bungeti (inherited)

← Proto-Indo-European *bʰewgʰ- (root)

→ Irish bean (mention)

→ Irish bain (mention)

→ Irish aibí (mention)

→ Irish buain (mention)

→ Scottish Gaelic abaich (mention)

→ Scottish Gaelic buain (mention)

→ Manx appee (mention)

→ Middle Irish abaid (mention)

→ Old Irish becht (mention)

→ Old Irish doboing (affix)

→ Old Irish conboing (affix)

→ Old Irish doaithbig (mention)