Related Clues:

• Unbendable
• Observing rules very closely
• Back onboard
• Strictly speaking, the tail of a dog
• Hard back
• Back lacking flexibility
• Severe penalties ultimately deceived, according to rumour
• Some of the restrictions were harsh
• Authoritarian, back
• Second practical joke to be curtailed - time to be severe
• Inflexible; back
• A hard-back
• Back with a cold
• Harsh way I caught Rex inside
• Heart of Essex bird is cruel