Abbott-Smith Manual Greek Lexicon
ἐκ-νήφω (G1594)
1 † ἐκ-νήφω [in LXX: Ge 9:24 , Hb 2:7 ( יָקַץ ), Jl 1:5 , Hb 2:19 ( קַיץ hi.), I Ki 25:37 ( יָצָא ), Si 34 (31) 2* ;] to become sober after drunkenness : metaph., of sobriety of mind, I Co 15:34 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain