be quiet, keep still
Ancient Greek word, found 235 times in the texts on Socratos.
Thucydides, History of the Peloponnesian War 1.12.1: ἐπεὶ καὶ μετὰ τὰ Τρωικὰ ἡ Ἑλλὰς ἔτι μετανίστατό τε καὶ κατῳκίζετο, ὥστε μὴ ἡσυχάσασαν αὐξηθῆναι.
All forms of ἡσυχάζω