Related Clues:

• Acute range of knowledge about Earth’s origin
• Vehement cheat's in US it turned out
• Like excellent eyesight
• Sharp; cry
• Like a freshly sharpened knife
• Competitive karaoke on vacation with nurse
• Warm with fan when one is cold
• Highly perceptive, as vision
• Perceptive, as an eye
• Highly developed knowledge about English
• That cuisine's represented as one with relish?
• Hungry to learn
• Bust itches -- aunt is warm
• Intent (on)