Old Irish inathar

← Old English ǣdre (cognate)

← Proto-Celtic *enātro- (inherited)

← Proto-Indo-European (inherited)

← Proto-Indo-European *h₁eh₁tr̥ (mention)

← Latin uterus (cognate)

→ English edder (cognate)

→ Old English ædre (cognate)

→ Middle English edre (mention)

→ Irish ionathar (inherited)

→ Ancient Greek ἦτορ (cognate)