STEP Greek Lexicon: συγκοινωνέω

συν-κοινωνέω (Rec. συγκ-), -ῶ,

to have fellowship with or in (in cl., with genitive of thing(s), dative of person(s)): with dative of thing(s), Eph.5:11, Rev.18:4; id. with genitive of person(s), Php.4:14.†

(AS)