Unergründlichkeit

From LSJ

τίς ἐς σὸν κρᾶτ' ἐπύκτευσεν → who hit you with the fist on the head, who has been pummeling your head

Source

German > Latin

Unergründlichkeit, z.B. des Meeres, infinita maris altitudo. – U. des Charakters, altitudo animi.