ἰόντων

From LSJ

φελένη καὶ φάναξ καὶ φοῖκος καὶ φαήρ → Ἑλένη καὶ ἄναξ καὶ οἶκος καὶ ἀήρ | Helen, lord, house, and air

Source

French (Bailly abrégé)

3ᵉ pl. att. prés. impér. de εἶμι;
gén. pl. part. de εἶμι.