Dictionary entry

συνκοινωνέω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

* 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.†