ἀδόξαστος
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)
ον,
A unexpected, S.Fr.223. 2 not matter of opinion, i.e. certain, Pl.Phd.84a. II Stoic, free from δόξα, not opining, Aristo Stoic.1.78, Pers.ib.102; refusing to form opinions, Timo ap. Aristocl. ap. Eus.PE14.18. Adv. -τως, opp. δογματικῶς, S.E.P.1.15, etc.