Related Clues:

• Net judge's call
• Voided shot
• Down or up preceder
• Tennis term
• Ball in the net, sometimes
• "___ freedom ring" (MLK quote)
• Replayed shot
• Signal, in a way
• Tennis replay
• Chartered
• It requires an improved service?
• Give the go-ahead
• Court call that only sounds permissive
• Say it's okay
• Rent out the flat