Enter a clue or pattern or both:
The Clue
Improving the edge (6 letter answer)
The Answer
HONING
Tags
Notes
The answer HONING is so rare that it appears less than once every 2500 puzzles.
Related Clues
Perfecting
Fine-tuning
Definition
HONE as a verb:
1. sharpen with a hone; "hone a knife"
2. (perfect, hone) = make perfect or complete; "perfect your French in Paris!"