Sentence:  Forcing their adversaries to <WSD>bork</WSD> nominees may, they may think, lead voters in the middle to think less well of liberals, enhancing the distaste for Washington politics that has helped conservatives gain political power. 
Meaning of the word marked with <WSD> tags:  To defeat a person's appointment or election, judicial nomination, etc., through a concerted attack on the person's character, background, and philosophy. (from 1987)