From Proto-Semitic *ʾaḥad-. Compare Hebrew אֶחָד (ʾeḥāḏ), Aramaic חַד (ḥaḏ), Arabic أَحَد (ʾaḥad).
𐎀𐎈𐎄 • (ảḥd) m (feminine 𐎀𐎈𐎚) /ʾaḥḥadu/