Abbott-Smith Manual Greek Lexicon
ἀθέτησις (G115)
2 † ἀθέτησις , -εως, ἡ ( ἀθετέω ), [in LXX, usually of unfaithful, rebellious action: I Ki 24:12 ( פֶּשַׁע ), Je 12:1 ( בֶּגֶד ), Da TH 9:7 ( מַעַל ), II Mac 14:28 *;] a disannulling , setting aside : He 7:18 9:26 (for similar usage in π. , v. Deiss., BS , 228 f.; MM, VGT , s.v.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain