otion

From LSJ

ἀπορράπτειν τὸ Φιλίππου στόμα ὁλοσχοίνῳ ἀβρόχῳ → sew up Philip's mouth with an unsoaked rush, stop Philip's mouth with an unsoaked rush, shut one's mouth without any trouble

Source

Latin > French (Gaffiot 2016)

ōtĭŏn, ĭī, n. (ὠτίον), patelle [coquillage] : Plin. 32, 149.