1. Volleyball   billiards   volleyball   rugby   golf   Hint Half-n-half Clue   2. Wasserpolo   golf   water polo   skating   skiing   Half-n-half Clue   3. Billiard   baseball   football, soccer   billiards   swimming   Half-n-half Clue   4. Skilauf   skiing   badminton   golf   weightlifting   Half-n-half Clue   5. Hockey   hockey   boxing   skiing   football, soccer   Half-n-half Clue   6. Schwimmsport   athletics   badminton   rugby   swimming   Half-n-half Clue   7. Rugby   hockey   billiards   skiing   rugby   Half-n-half Clue