ξένῳ δὲ σιγᾶν κρεῖττον ἢ κεκραγέναι → it's better for a stranger to keep silence than to shout (Menander)
ἐξαρκούντως, ἱκανῶς, ἀρκούντως, ἀρκεόντως, ἤλιθα, ἐπιεικῶς, ἅλις