proagorus
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
Latin > English (Lewis & Short)
prŏāgŏrus: i, m., = προήγορος,
I a director, the highest magistrate in some towns of Sicily, Cic. Verr. 2, 4, 23, § 50; 2, 4, 39, § 85.