Related Clues:
- Brief act as substitute
- Replacement for boat
- Vessel or vehicle that's been given a going over
- Junior editor
- Advance payment
- What dentist may offer has no good substitute
- Large sandwich, for short
- Teacher for the day
- Classroom fill-in
- Foot-long lunch
- Edible hero
- U-boat, for example
- Fill-in, for short
- Underwater vessel, for short
- Contribution to boat