Related Clues:

• Trick or treat, e.g.
• It might be irregular
• Predicate need
• Sentence necessity, often
• Publish or perish, e.g.
• Word of action
• Hit or miss?
• Hit or miss
• Trick or treat?
• ''Sink'' or ''swim''
• Sentence requirement
• Sink or swim
• Hit or miss, e.g.
• ''Be'' or ''bring''
• Predicate word