Sentence:  For a serious young man who plays <WSD>golf</WSD> with a serious intensity , Palmer has such an inherent sense of humor that it relieves the strain and keeps his nerves from jangling like banjo strings . 
Meaning of the word marked with <WSD> tags:  a game played on a large open course with 9 or 18 holes; the object is use as few strokes as possible in playing all the holes