ἰώ
Ἐπιλανθάνονται πάντες οἱ παθόντες εὖ → Cunctis memoria est fluxa, quis factum bene est → Vergesslich alle, denen Gutes widerfährt
English (LSJ)
an exclam., chiefly in dramatic poetry (lyr.); freq. repeated twice, rarely three times, as A.Supp.125; esp. in invoking aid, ἰ. μάκαρες, ἰ. θεοί, Id.Th.96, S.Ph.736;
A ἰ. ἰ. Παιάν Id.Tr.222; ἰ. Βάκχαι E.Ba.578. 2 freq. also of grief or suffering, oh! ἰ. δύστανος S. Ant.850; ἰ. μοί μοι Id.OC199, etc.; ἰ. κακοπάρθενε Μοῖρα AP7.468 (Mel.); ἰ. Σπάρτα ib.434 (Diosc.): c. gen., ἰ., πάτερ, σοῦ τῶν τε . . τέκνων A.Ag.1305; ἰ. μοι πόνων E.Ph.1290; ἰ. ἰ. τραυμάτων Ar.Ach. 1205. 3 rarely in Prose, ἰ., φασί τινες, of an objector, Gal.Thras. 32. II with other Interj., ἰ. ὢ ὤ S.OC224; ἒ ἒ ἰ. Id.El.840. [ῐ: yet sts. ῑ, in anap., A.Ag.1455, S.El.149, E.Alc.741.]