Liddell-Scott-Jones

σύμμιξις (summixis) an alliance ^G:N-F

σύμμιξις

(or σύμμειξις), εως, ἡ, commingling, commixture, πάντων χρημάτων [Refs 5th c.BC+]; ἐκ συμμίξεως by commixture, [Refs 5th c.BC+]

__II sexual intercourse, [Refs 1st c.AD+]
__III οἱ υἱοὶ τῶν σ. mistranslation of Hebrew benē hatta` ărūbóth 'sons of pledges', i.e. 'hostages', through confusion of root with `ēreb 'mixed horde', [LXX]

_{LSJ Scripture Refs: LXX.2Kgs.14.14}