Related Clues:

• Word processing reversal
• Loosen, as shoelaces
• Rub the wrong away
• TiVo option
• Ctrl+Z
• Eliminate entirely
• Computer's mistake-fixing command
• Spreadsheet reversal command
• Reverse, as a decision
• Command after making a mistake
• "Back up" command, in word processing
• Clean, as a flash drive
• Clear a CD
• Wipe away, as chalk
• Open, as a necktie