Related Clues:

• Put a rider on, e.g.
• ''FoxTrot'' cartoonist Bill
• Say a different way
• 'FoxTrot' cartoonist
• Add to, as the Constitution
• Make changes in
• Change, as a contract
• Add a codicil to
• Change, as text
• Improve, as a bill
• Change one's act?
• ''FoxTrot'' cartoonist
• Make improvements to
• Change, as legislation
• "FoxTrot" cartoonist