Related Clues:

• One of 16 chess pieces
• Part of a chess set
• Minor chess piece
• Unwitting participant
• Exploited one
• Chess soldier
• Lowly chess piece
• One moves before the king
• Second-rank chess piece
• Put in hock
• Potential queen, in a game
• Potential queen
• Queen-to-be, maybe
• Sell, at least for a while
• Board man