προσδιηγούμαι

From LSJ

αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point

Source

Greek Monolingual

-έομαι, Α
διηγούμαι κάτι επί πλέον («προσδιηγήσασθαι δὲ καὶ τὴν... τῶν ῥητόρων μάχην», Θεόφρ.).