Revisionist

• Copyreader, e.g
• Copyreader, e.g.
• Constitution tweaker
• Constitution modifier, e.g
• One changing a bill
• One improving in the morning, one coming last
• Editor, at times
• One proposing a rider to a bill

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Amender \A*mend"er\, n. One who amends.