δαρέτιος

From LSJ

πέτρην κοιλαίνει ρανὶς ὕδατος ἐνδελεχείῃ → constant dropping wears away a stone, constant dripping will wear away the hardest stone, little strokes fell big oaks, constant dripping wears the stone, constant dropping wears the stone, constant dripping will wear away a stone

Source

Spanish (DGE)

-ον
persa, oriental χρυσός Simon.106b.4D., cf. Δαρεῖος B.