1) Abjuration 2) Denial 3) Disclaimer 4) Disclamation 5) Negation 6) Recantation 7) Renunciation 8) Retraction 1) Denial 2) Disclaimer 3) Repudiation 
• (n.) The act of disavowing, disclaiming, or disowning; rejection and denial.
Dis`a·vow'al noun The act of disavowing, disclaiming, or disowning; rejection and denial. « An earnest disavowal of fear often proceeds from fear.» Richardson. 
[n] - denial of any connection with or knowledge of
disavowal 1. The denial of any connection with, or knowledge of, someone or something. 2. A disowning, repudiation, or denial.
noun denial of any connection with or knowledge of
a disowning; repudiation; denial.