προσπέτεσθαι

From LSJ

ὥσπερ ἀνέµου 'ξαίφνης ἀσελγοῦς γενοµένου → just as when a wind suddenly turns foul, just as when a wind suddenly turns nasty

Source

Greek > English (Woodhouse Verbs Reversed)

(see also: προσπέτομαι) befal, happen to, of misfortunes, swoop upon