Related Clues:
- Loosen, as a necktie
- Word processor's "Cancel that last step"
- Word-processor function
- Menu option sometimes desperately clicked
- Open, as shoelaces
- Cause the downfall of
- Free from fasteners
- Microsoft Word command
- "Go back," in word processing
- 'Go back,' in word processing
- Editing menu option
- ''I didn't mean to delete that'' command
- Ctrl + z
- Backspace, perhaps
- Editing choice