villainy
noun
the potential to degenerate into villainy lies within even a nobleman:
wickedness, badness, evil, evil-doing, sin, sinfulness, iniquity, vileness, baseness, wrong, wrongdoing, dishonesty, double-dealing, unscrupulousness, roguery, rascality, delinquency, disgrace, viciousness, degeneracy, depravity, dissolution, dissipation, immorality, turpitude, devilry, devilishness, heinousness;
crime, vice, criminality, lawlessness, lawbreaking, corruption, venality;
offense, misdeed, misconduct, transgression;
informal crookedness, shadiness;
Law malfeasance;
archaic knavery, deviltry.