shuttlecock vs silver ball

shuttlecock

noun
  • A lightweight object that is conical in shape with a cork or rubber-covered nose, used in badminton the way a ball is used in other racquet games. 

verb
  • To move rapidly back and forth. 

  • To send or toss back and forth; to bandy. 

silver ball

noun
  • pinball (the ball) 

  • pinball (the game) 

How often have the words shuttlecock and silver ball occurred in a corpus of books? (source: Google Ngram Viewer )