οὐκ ἔστι σιγᾶν αἰσχρόν, ἀλλ' εἰκῆ λαλεῖν → keeping silence is not shameful; speaking at random is (Menander)
subs.
P. and V. ἀφρός, ὁ (Plat., Tim. 83D). Spray: P. and V. ζάλη, ἡ (Plat.), V. πελάνος, ὁ. v. intrans. V. ἀφρίζειν. Burst into froth: V. ἐξανθεῖν, ἀφρὸν καχλάζειν, ἐξαφρίζεσθαι.