Breton etre

← Proto-Celtic *enter (inherited)

← Welsh ythr (cognate)

← Proto-Indo-European *h₁entér (inherited)

← Cornish ynter (cognate)

← Latin inter (cognate)

← Sanskrit अन्तर् (cognate)

← Old Irish eter (cognate)

← Albanian ndër (cognate)

← Middle Breton intre (inherited)