σιγάω
I. "to be silent or still, to keep silence", Hdt., attic; σίγα, "hush! be still!" Hom.:—Pass., τί σεσίγηται δόμος; why is the house "hushed"? Eur.
II. trans. "to hold silent, to keep secret", Hdt., Aesch., etc.:—Pass. "to be kept silent or secret", Lat. taceri, Hdt., Eur., etc.; ἐσιγήθη σιωπή silence "was kept", Eur.