ξένῳ δὲ σιγᾶν κρεῖττον ἢ κεκραγέναι → it's better for a stranger to keep silence than to shout (Menander)
[Seite 1121] fut. τρήσω, aor. ἔτρησα (reduplicirte Form von τραω, vgl. τετραίνω), Theophr. u. a. Sp.