κώ

From LSJ

αἰτῶ δ' ὑγίειαν πρῶτον, εἶτ' εὐπραξίαν, τρίτον δὲ χαίρειν, εἶτ' ὀφείλειν μηδενί → first health, good fortune next, and third rejoicing; last, to owe nought to any man

Source

French (Bailly abrégé)

v. πώ.

Russian (Dvoretsky)

κώ: ион. = πώ.