Related Clues:

• Certain disciplinarian
• See 18 Across
• "Giant" actor James
• 2004 presidential also-ran who went out with a scream
• Official in charge of prison
• Head of an American state
• Head on cathedral chapter
• Cathedral dignitary
• A senior clergyman - Swift was one
• Head of a US state
• Device that controls, speed of an engine
• Ron, go rev up the head of state
• Device to control speed of engine
• Ron, go run up the state head
• Ron, go rev up the head of the state