ἐξηχ-έω,
sound forth, [[ LXX “Joel” 3(4).14, 2nd c.BC(?): Nechepso Astrologus cited in 2nd c.AD: Vettius Valens Astrologus 241.17: with _accusative_ _cognate_, τὸ κύκνειον ἐξηχεῖν] LXX+2nd c.BC+] sound forth the swan's song, i.e. give vent to dying prayers, [[ 2nd c.BC: Polybius Historicus 30.4.7, compare 1st c.AD: Philo Judaeus 2.24 ] Refs 2nd c.BC+]:—passive, [[ [prev. author] 2.107, NT.1Thes.1.8, 5th c.AD(?): Hesychius Legal icographus, etc. ] NT+5th c.AD+]
__II utter senseless sounds, of idiots, [[ Polemo Physiognomonicus 51. ] Refs]