καλοποιός
From LSJ
οἷς πρόθεσίς ἐστιν ἀδικεῖν, παρ' αὐτοῖς οὐδὲ δικαία ἀπολογία ἰσχύει → not even a just excuse means anything to those bent on injustice | the tyrant will always find a pretext for his tyranny | any excuse will serve a tyrant
English (LSJ)
όν,
A making beautiful, c. gen., τὸ δίκαιον κ. τῆς ψυχῆς Procl.in Alc. p.327C.; creating beauty, Dam.Pr.33, Cat.Cod.Astr.7.101, PMag. Leid.V.9.3; cf. καλλοποιός.