ἠθοποιία
From LSJ
ἵνα οὖν μηδ' ἐν τούτῳ δῷ αὐτοῖς λαβήν (Photius, Fragments on the Epistle to the Romans 483.26) → so that he doesn't give them even here a handle (= an opportunity for refutation)
English (LSJ)
ἡ,
A formation of character, Str.2.5.26 (pl.), Gal.15.97. II delineation of character, Phld.Po.5.9 (pl.), Str.14.1.41, D.H.Lys.8, Isoc.11 (pl.), Hermog.Prog.9, Aphth.Prog.11, etc.