ἀδυναμέω
From LSJ
αὐτάρκης ἔσῃ, ἂν μάθῃς τί τὸ καλὸν κἀγαθόν ἐστι → you will be contented with your lot if you learn what the honourable and good is
English (LSJ)
to want power, be incapable, LXX Si.Prol., Simp.in Cael. 139.24: c. inf., PLond.2.361r8 (i A. D.).
Spanish (DGE)
(ἀδῠνᾰμέω)
ser incapaz, no poder ἀ. ἐν τῷ λέγειν ser inhábil en el hablar e.e. carecer del don de la palabra E.Fr.928b, cf. LXX Si.praef.
•c. inf. γεωργῆσαι POxy.2873.8 (I d.C.).
Greek (Liddell-Scott)
ἀδυναμέω: δὲν ἔχω δύναμιν, δὲν εἶμαι ἱκανός, Ἑβδ. (Σειράχ. ἐν προλόγῳ).