Compound nouns - add the first word to make a compound noun

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Across
  1. 3. ... court
  2. 9. ... pitch
  3. 10. ... wall
  4. 11. ... room
Down
  1. 1. ... rink
  2. 2. ... course
  3. 4. ... track
  4. 5. ... ring
  5. 6. ... alley
  6. 7. ... studio
  7. 8. ... pool