Related Clues:

• It has no return
• Top of a suit?
• Deck one
• One with a heart?
• Something up your sleeve, perhaps
• One in the hand
• Club leader?
• Two can take it, usually
• Wunderkind
• It's not returnable
• Royal flush component
• One in the pack
• Lleyton Hewitt serve, occasionally
• Two can take this, sometimes
• Perfect tennis serve