Related Clues

• Sharpens
• Fine-tunes
• Whetstones
• Practices
• Sharpens, as a knife
• Works on
• Improves
• Works on the edge
• Puts an edge on
• Perfects
• Makes keener
• Uses a whetstone on
• Sharpens the edge of
• Makes sharp
• Uses a whetstone
• Sharpens, as skills
• Zeros (in on)
• Cutting-edge creators
• Makes perfect
• Sharpens, as a blade