Related Clues:

• Connive with a criminal
• Aid
• Second in crime
• Russia, during WWII
• Encourage, in a way
• Act as a shill for, e.g.
• Assist in malfeasance
• Sanction in wrongdoing
• It is a crime to do this to a criminal
• Aid and ___
• Help a felon
• Crony
• Partner in peace
• Treaty partner
• Stand watch, perhaps