Related Clues:

• Assist in shenanigans
• Connive with a criminal
• Aid
• Second in crime
• Encourage, in a way
• Act as a shill for, e.g.
• Beginner's supposed advantage
• Assist in malfeasance
• Sanction in wrongdoing
• It is a crime to do this to a criminal
• Aid and ___
• Help a felon
• Stand watch, perhaps
• Arm thugs
• Assist in crime