Related Clues:

• Bettered, as skills
• Polished and seductive but wanting approval mostly
• Fine-tuned, as a razor
• United shown in high definition, becoming polished
• Sharpened, as a blade
• Used a strop on
• Sharpened, as skills
• Sharpened, as a dull blade
• Used a whetstone on
• Sharpened, as a skill
• Perfected through practice
• Refined over time
• Perfected over time
• Perfected, as one's skills
• Refined individual in Holland cleared out