Source : Webster's Revised Unabridged Dictionary (1913)

Corruptibility \Cor*rupt`i*bil"i*ty\ (k?r-r?p`t?-b?l"?-t?), n.
   [L. corruptibilitas: cf. F. corruptibilit['e].]
   The quality of being corruptible; the possibility or
   liability of being corrupted; corruptibleness. --Burke.

Source : WordNet®

corruptibility
     n : the capability of being corrupted [ant: {incorruptibility}]