οὕτω τι βαθὺ καὶ μυστηριῶδες ἡ σιγὴ καὶ νηφάλιον, ἡ δὲ μέθη λάλον → silence is something profound and mysterious and sober, but drunkenness chatters
ŏnychus, ī, m., c. onyx : Lampr. Hel. 32, 2.
onychus, s. onyxno. II, B.