προφυλάσσειν
From LSJ
Ὀργὴ δὲ πολλὰ δρᾶν ἀναγκάζει κακά → Ad prava saepe impellit iracundia → Es zwingt der Zorn dazu, viel Hässliches zu tun
Greek > English (Woodhouse Verbs Reversed)
(see also προφυλάσσω): be on the look-out, stand sentinel
Lexicon Thucydideum
praesidio esse, to protect, 2.93.3,
MED. praecavere, to take precautions against, 6.38.2, 6.38.4.