Abbott-Smith Manual Greek Lexicon
συν-κοινωνέω (G4790)
3 * συν-κοινωνέω (Rec. συγκ- ), -ῶ , to have fellowship with or in (in cl., c. gen. rei, dat. pers.): c. dat. rei, Eph 5:11 , Re 18:4 ; id. c. gen. pers., Phl 4:14 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain