Related Clues:
- Improves, as a skill
- Enjoys a book again and again
- Polishes, as a skill
- Enjoys anew, as a book
- Enjoys a favorite book again
- Sharpens, as a blade
- Makes sharp again
- Almost trustworthy, gets sharp
- Gives an edge
- Scans over
- Takes a refresher course in
- Scans again
- Looks over again, as a manuscript
- Goes over again to 5 down on bender
- Revisits before book club, perhaps