Related Clues:

• Whistle at the sight of a cop, perhaps
• Foster a felon
• Support the scofflaw
• Help in ways one shouldn't
• See 34-Down
• Help at a holdup
• Encourage in crime
• Provide 9-Down
• Assist in high jinks
• Work with The James Gang
• 'Not on ___'
• Be an accomplice
• Support in chicanery
• Opposite of deter
• Sanction wrongdoing