Abbott-Smith Manual Greek Lexicon
συν-ευ-δοκέω (G4909)
6 ** συν-ευ-δοκέω , -ῶ [in LXX: I Mac 1:57 , 4:28 א 1 , II Mac 11:24 , 35 * ;] to join in approving, consent, agree to or with : absol., Ac 22:20 ; c. dat. pers., Ro 1:32 ; c. dat. rei, Lk 11:48 , Ac 8:1 ; c. inf., I Co 7:12, 13 (chiefly in late writers).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain