ἀδυνατέω
English (LSJ)
of persons,
A to be ἀδύνατος, lack strength, Epich.266, Arist.Somn.Vig.454a27: c. inf., to be unable to do, Hp.de Arte7, Pl.R. 366d, X.Mem.1.2.23, Arist.EN1165b22, Pol.1287b17, etc. II of things, to be impossible, LXX Jb.10.13, Phld.Ir.p.98 W., Ev.Matt.17.20, Ev.Luc.1.37, Ps.-Callisth.3.26.