εὐλυσία
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)
ἡ,
A suppleness, ease of movement, D.L.6.70, Muson.Fr.19p.107H.; εὐ. κοιλίας a healthy motion of the bowels, Cic.Fam.16.18.1. II release, redemption, opp. στένωσις, PFlor.296.21 (vi A.D.).