ἀπο-κτείνω
(also in late forms -κτέννω, Mt 10:28, a1., LTTr., -κτεννύω, Mk 12:5, WH), [in LXX for הרג, מוּת;]
to kill: Mt 14:5, al.; seq. instr. ἐν (q.v.), Eph 2:16, Re 2:23, al. Metaph.: Ro 7:11; τ. ἔχθραν, Eph 2:16; τὸ γράμμα ἀποκτείνει, II Co 3:6 (on the perfective force of this verb, v. M, Pr., 114).