Related Clues:

• Object to
• Strong objection
• Sit-in, for instance
• Raise an objection
• Dissent
• Challenge the system
• Objection
• Bit of activism
• Sit-in, for example
• Boycott, e.g.
• Objection from potters
• Express dissent
• Object strenuously
• Spotter of objection
• Express opposition