ἀπο-κτείνω
(also in late forms -κτέννω, Mat.10:28, a1., LTTr., -κτεννύω, Mrk.12:5, WH), [in LXX for הָרַג, מוּת ;]
to kill: Mat.14:5, al.; before instr. ἐν (which see), Eph.2:16, Rev.2:23, al. Metaphorical: Rom.7:11; τ. ἔχθραν, Eph.2:16; τὸ γράμμα ἀποκτείνει 2Co.3:6 (on the perfective force of this verb, see M, Pr., 114)
(AS)