κακόφωνος
From LSJ
Ἔοικα γοῦν τούτου γε σμικρῷ τινι αὐτῷ τούτῳ σοφώτερος εἶναι, ὅτι ἃ μὴ οἶδα οὐδὲ οἴομαι εἰδέναι → I seem, then, in just this little thing to be wiser than this man at any rate, that what I do not know I do not think I know either
English (LSJ)
ον,
A ill-sounding, not producing agreeable sounds, τὰ ξηρὰ κ. Arist.Aud.802b23; with a bad voice, τραγῳδός D.T.631.21, Phlp.in de An.533.32; opp. εὔφωνος, Phld.Po. Herc.994Fr.11; of words, cacophonous, D.H.Comp.12, cf. 16 (Sup.), D.T.631.20; τὸ κ., = κακοφωνία, Sch.Ar.Eq.248.
German (Pape)
[Seite 1305] mit unangenehmer, rauher Stimme, mißtönend, Rhett., Schol. Ar. Equ. 248.