Related Clues:

• Roget wd.
• Prefix with body
• Con's stance
• Prefix with lock
• A demonstrated position?
• Body opening?
• Opposer
• Not even a semipro?
• In opposition to
• Thes. entry
• 'Nay!' sayer
• With the enemy, perhaps
• ''Social'' leader
• Not in favor
• Proposal opposer