Related Clues:

• Nullify the effect of
• Negate entirely
• Remove from memory
• Backspace through
• Recorder function
• Use the soft end of the pencil
• Remove, as a tent anchor
• Shake an Etch A Sketch, e.g.
• Strike from the text
• Delete from memory
• Shave down
• Remove dowels (from)
• Name-drop, maybe?
• Tape over
• Rub off the board