Abbott-Smith Manual Greek Lexicon
συν-τελέω (G4931)
6 συν-τελέω , -ῶ [in LXX chiefly for כּלה pi., also for עשׂה , תּמם , etc. ;] "perfective" of τελέω (cf. M, Pr. , 118), to complete, finish, bring to an end : Lk 4:13 ; pass., ib. 2 , Jo 2:3 , WH, mg., Ac 21:27 . to effect, accomplish, bring to fulfilment (cf. MM, xxiv): Mk 13:4 , Ro 9:28 , He 8:8 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain