ἰήιος

From LSJ

τὸ κηρύκειον ἢ τὴν μάχαιραν → peace or the sword

Source

Middle Liddell


I. invoked with the cry ἰή, of Apollo, Aesch., etc.
II. mournful, grievous, Soph.; ἰήιος βοά a cry of mourning, Eur.