Possible Clues:

• Block or thwart activity of
• Block or thwart, as on golf course
• Block or thwart, perhaps in golf
• Block or thwart, perhaps on putting green
• Obstruct as on putting green
• Block or thwart
• Block or obstruct, as in golf
• There's a swine there that will get in the way of me, by the sound of it
• Hinder, obstruct, thwart
• Thwart (as once was possible on the green)