Related Clues:
- Backing
- Backward
- Ready to go back
- Traded
- Backwards, and key to this puzzle's theme
- Looking over one's shoulder, maybe
- Backwards
- From back to front
- Exchanged
- Backing up
- Exchanged one thing for another
- N.I.?
- How to get back to N.I.?
- Get back this way in the matter of poetry
- Going back to this in the matter of poetry