ἀδυναμέω
From LSJ
αἰθὴρ δ᾽ ἐλαφραῖς πτερύγων ῥιπαῖς ὑποσυρίζει (Aeschylus, Prometheus Bound 126) → The bright air fanned | whistles and shrills with rapid beat of wings.
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).