The fastest... the clue...

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Across
  1. 4. to take hold of something suddenly firmly
  2. 7. to go for too long
  3. 10. excited
  4. 11. to organize
  5. 12. to keep worrying you
  6. 13. a room below ground level
  7. 14. to stop doing something, to leave or abandon
  8. 15. to arrive somewhere
Down
  1. 1. being excited
  2. 2. how you pronounce something
  3. 3. to visit someone
  4. 5. somethin strange
  5. 6. a metal cupboard in which food is kept cold and fresh
  6. 8. the part of your face above your eyebrows
  7. 9. a dancing style