Abbott-Smith Manual Greek Lexicon
ἐκ-πνέω, -ῶ (G1606)
3 * ἐκ-πνέω, -ῶ , to breathe out ; sc. βίον , ψυχήν (expressed in cl., Æsch., al.; cf. LS, s.v.), to breathe one's last, expire : Mk 15:37 , 39 Lk 23:46 . For force of aorist, v. Swete, Mk 15:37 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain