ἀγρώσσω
From LSJ
Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
English (LSJ)
Ep. for ἀγρεύω, only in pres.,
A catch, ἀγρώσσων ἰχθῦς Od.5.53; freq. in Opp., H.3.339,543, al., cf. Call.Ap.60, Lyc.598, etc.: abs., go hunting, Opp.C.1.129:—Pass., Id.H.3.415, 4.565.