δεινόπους
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)
ὁ, ἡ, -πουν, τό, gen. ποδος,
A with terrible foot, Ἀρά (as if she were a hound upon the track), S.OT418.
German (Pape)
[Seite 538] οδος, mit schrecklichem Fuße, Ἀρά, die schrecklich verfolgende Rachegöttin, Soph. O. R. 418.
Greek (Liddell-Scott)
δεινόπους: ὁ, ἡ, -πουν, τό, ὁ φοβεροὺς ἔχων πόδας, Ἀρά δ., (ὡς εἰ ἦτο κύων θηρευτικὴ καταδιώκουσα τὰ ἴχνη τοῦ θύματὸς της), Σοφ. Ο. Τ. 418.