Related Clues:

• Boils for some thing at the back of 23 downs
• I reckon that to be like this may lead to a cross word
• 'Cross this, I reckon (5)'
• One reckons this gives 16 down a start
• Perhaps I sound like one on the boil
• Out of one's head
• Like Don Quixote
• Much more than miffed
• A sign of the times, getting a pen name
• Really put out
• Al Jaffee employer
• "Spy vs. Spy" mag
• One to judge hopping mad
• In high dudgeon
• Ready to tear somebody a new one