εὖ γ᾽ εὖ γε ποιήσαντες ὦ Διοσκόρω → well done, well done, you twin Dioscuri!
adv.
P. and V. λάθρα.
Do a thing unconsciously: P. and V. λανθάνειν ποιῶν τι, V. λήθειν ποιῶν τι.