Related Clues:

• It's grim at the back of the galley!
• Serious; severe
• Allowing no deviation
• Tail of a beagle
• Rigidly enforced
• Grimly serious
• Rigid pole taking some electricity to junction
• Strict, grimly serious
• Way in which scheme is incomplete, to be precise
• Either half of hardback
• Exact, rigorous
• Authoritarian schoolmaster never gives up
• Rear (of a ship)
• No-nonsense woman quitting neighbourhood
• Rear of a vessel