τὴν οἴησιν ἔλεγε προκοπῆς ἐγκοπήν → he used to say, Opinion forming is the stoppage of progress
ἐντάραχος, ἐκτοξεύω, δύσκηλος, δυσόνειρος, ἀγώνιος, δυσπέμφελος
