χαμεύνη
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, for χαμαιεύνη,
A a bed on the ground, A.Ag.1540 (anap.), S.Fr.175, E.Rh.852, Theoc.13.33, A.R.4.883, Herod.3.16; χ. φυλλόστρωτος E.Rh.9 (anap.). 2 generally, bedstead, Ar.Av.816.
Greek (Liddell-Scott)
χᾰμεύνη: ἡ, ἀντὶ χαμαιεύνη, στιβάς, εὐνὴ ἢ κοίτη ἐπὶ τοῦ ἐδάφους, κατὰ γῆς ἐστρωμένη, Αἰσχύλ. Ἀγ. 1540, Εὐρ. Ρῆσ. 9. 849, Θεόκρ. 13. 33. 2) καθόλου, κλίνη, Ἀριστοφ. Ὄρν. 816.