graft and corruption

Graft means the acquisition of money, gain, or advantage by dishonest, unfair, or illegal means, esp. through the abuse of one's position or influence in politics, business, etc.
Corruption is the act of corrupting or making putrid, or state of being corrupt or putrid; decomposition or disorganization, in the process of putrefaction; putrefaction; deterioration.
Note: Corruption, when applied to officers, trustees, etc., signifies the inducing a violation of duty by means of pecuniary considerations. --Abbott.