βορβόρῳ δ' ὕδωρ λαμπρὸν μιαίνων οὔποθ' εὑρήσεις ποτόν → once limpid waters are stained with mud, you'll never find a drink
ἐκπλύνω, ὑποκλύζω, ἐγκλύζω, διαπλύνω, διηθέω, κλύζω