Related Clues:

• Sharp, as wits
• Less than right?
• Thoroughly proficient
• "Neato!"
• Well sharpened
• Peachy ___
• Like crossword puzzle solvers
• Piercing cry
• Sting some
• Sharp-edged
• Like an eagle's vision
• Like some observations
• Well-sharpened
• Type of triangle
• Shrewd or savvy