pfadlos

From LSJ

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

Source

German > Latin

pfadlos, invius. – pf. Gegenden, Partien, invia, ōrum,n. pl.