αμυχώδης

From LSJ

ὕδωρ δὲ πίνων οὐδὲν ἂν τέκοι σοφόν → by drinking water you would never create anything great

Source

Greek Monolingual

ἀμυχώδης, -ες (Α) ἀμυχή
όμοια με αμυχή, γεμάτος σκασίματα, ραγάδες.