cleanse
From LSJ
νῆα μὲν οἵ γε μέλαιναν ἐπ' ἠπείροιο ἔρυσσαν ὑψοῦ ἐπὶ ψαμάθοις, ὑπὸ δ' ἕρματα μακρὰ τάνυσσαν → they pushed the black ship up over the sand onto dry land and placed long beams under her
νῆα μὲν οἵ γε μέλαιναν ἐπ' ἠπείροιο ἔρυσσαν ὑψοῦ ἐπὶ ψαμάθοις, ὑπὸ δ' ἕρματα μακρὰ τάνυσσαν → they pushed the black ship up over the sand onto dry land and placed long beams under her
See clean.
Cleanse from guilt, etc.: P. and V. καθαίρειν, ἐκκαθαίρειν, V. ἁγνίζειν, νίζειν, Ar. and P. διακαθαίρειν; see purify.