Related Clues:
- Rigid back end
- Backside before a fall?
- Howard of XM radio
- Lead-in to fall
- Part of vessel featuring in register nowadays
- Harsh, as a teacher
- Back of a barge
- Unrelentingly serious
- Idiot, in Britspeak
- Small bird is back
- Unlikely to be lenient
- Harsh, as an instructor
- Like a disciplinarian
- Shandy maker perhaps almost sober?
- Small aquatic bird in back of boat?