καταξέω
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
English (LSJ)
A polish smooth, τοὺς ὀρθοστάτας -ξοῦντι IG12.374.221, cf. 12(2).10.22 (Mytil.); λίθον Milet.7.59:—Pass., κατεξέσθη τὸ ὑπέρθυρον Haussoullier Miletp.163, cf. Plu.2.953b: metaph., of style, τῇ λέξει -εξεσμένον Ps.-Plu.Vit.Hom.72. II carve, in Pass., Arist.Mir.838b15.