Related Clues:

• Accent type
• Very eager
• Intellectually acute
• Highly perceptive
• Really eager
• Quick with a quip
• Sharp angle
• Extremely sharp or intense
• Less than 90 degrees
• Like some triangle angles
• Acutely sensitive
• Good for a 26-Down
• Sharp or severe
• Quite sharp, as a pain
• Well-tuned