λεληθότως
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)
Adv. pf. part. of λανθάνω,
A imperceptibly, Pl.Ax.365c, Cic.Att.6.5.3, Fam.9.2.3, D.H.Comp.22, Anacreont.15.16, Luc.Am. 13; secretly, LXX 2 Ma.6.11, 8.1.