רָעַף

From LSJ

οὐχὶ σοῦσθ'; οὐκ ἐς κόρακας; οὐκ ἄπιτε; παῖε τῷ ξύλῳ → You will not go? The plague seize you! Will you not clear off? Hit them with your stick!

Source

English (Strong)

a primitive root; to drip: distil, drop (down).