Related Clues:

• Sharpen, as a knife
• Refine
• Get to the point of?
• Sharpen, as one's skills
• Get an edge
• Cutting edge creator
• Make a point, in a way
• Give an edge
• Improve, as skills
• Use a whetstone
• Perfect, as a skill
• Sharpen skills
• Practice, as skills
• Hone
• Sharpen, as a blade