Related Clues:

• One expressing opposition
• One stating opposition
• He may be conscientious in his protests
• One not in favour had alternative article first
• Item that's yellow -- 'butter', might you say?
• Person who is opposed to something
• Dissident died in Montmartre, first person caught on hill
• One expressing opposition and disapproval
• She opposes men on purpose
• See City peak after job changes one opposes
• One challenging thing weighing on other ranks, initially