ῥίγιον
From LSJ
οὕτω τι βαθὺ καὶ μυστηριῶδες ἡ σιγὴ καὶ νηφάλιον, ἡ δὲ μέθη λάλον → silence is something profound and mysterious and sober, but drunkenness chatters
English (LSJ)
Comp. neut. Adj. formed from ῥιγέω,
A more horrible or miserable, τό οἱ καὶ ῥ. ἔσται Il.1.325, cf. 563, 11.405; τὸ δὲ ῥ . . . ἄλγεα πάσχειν Od.20.220; [γυναικὸς] κακῆς οὐ ῥ. ἄλλο Hes.Op.703; cf. Semon.6. II colder, ποτὶ ἕσπερα ῥ. ἔσται Od. 17.191.—The masc. ῥιγίων is not found.