αἴ
From LSJ
English (LSJ)
or αἶ (authorities vary, cf. Hdn.Gr.1.496, Tz.adLyc.31), interj. of astonishment or grief:—
A αἲ τάλαν Ar.Pl.706, cf. Min. Oxy.413.73: c. acc., αἲ τὸν Ἄδωνιν Bion 1.32; freq. doubled αἰαῖ (Hdn.Gr.2.933), Thgn.1341, B.5.153, A. Th.787, Alciphr.Fr.4: c.gen., αἰαῖ τόλμας E. Hipp.814 (lyr.), cf. A.Ch.1007, Alciphr.3.67, etc.: c. acc., αἰαῖ Ἄδωνιν Ar.Lys.393, cf. Bion 1.28; αἰαῖ πέτρον ἐκεῖνον AP7.554 (Phil.), cf. 9.424 (Duris Elait.). [αῐαῑ generally, sometimes αῑαῑ, as A. Th. l.c.]