Related Clues:
- Unique, if intermittent, about English
- Unique energy incorporated in switch settings?
- Event that is not repeated
- Most remarkable person
- Reserving energy, switch positions with unique individual
- Unique individual no longer available
- Specially made unit of furniture? Just the first
- Just short of a maximum break, say something unrepeatable
- Unique individual is leaving
- Something done or made for a single occasion
- Done just a single time