Related Clues:

• Familiar appellation
• Author's pseudonym
• Familiar form of address
• Sobriquet - Dartmoor, for instance?
• The Scrubs, perhaps
• Jack the Ripper, for example, in the Scrubs?
• False name - it's not unknown in unemployed male, wanting a shift
• McKenna possibly adopting one? Could be Mac
• Chap's back in prison with introduction of electronic tag
• Agnomen
• Cognomen
• The Scrubs' familiar designation?
• A handle for jug, all in enamel
• Molière's soubriquet
• Pen-name