froth
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
P. and V. ἀφρός, ὁ (Plato, Timaeus 83D).
spray: P. and V. ζάλη, ἡ (Plato), V. πελάνος, ὁ.
burst into froth: V. ἐξανθεῖν, ἀφρὸν καχλάζειν, ἐξαφρίζεσθαι.