Related Clues:

• Play suit?
• Ground breakers
• Card suit
• Bidding card game
• Trump, at times
• Suit whose jack has no mustache
• Cavemen's weapons
• Trick-taking card game
• Quarter of a deck
• Digging tools
• Golf-bag contents
• Game similar to bridge
• High suit in bridge
• Diggers
• Bidder's suit, perhaps