Related Clues:

• Sharpen, as a sword edge
• Encourage last-minute changes, ignoring head of news
• Excite; provoke
• Induce badly mutilated son to take over from daughter
• Improve, as a blade edge
• Hard going by single file
• Perfect over time
• Perfect, as one's talents
• Stir up, as curiosity
• Ugly Casanova "___ Your Teeth"
• On reduced allowance, writer's become more focused
• Fine tune
• Put a point on
• Brush up on, as a skill
• Teaching head comes in to re-create conditions and excite