My puzzle

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Across
  1. 1. someone that is unhappy and tired 😴
  2. 5. somebody that knows maths well
  3. 7. runway style
  4. 9. something that attaches to make it longer
  5. 10. a breed of dog that has spots
  6. 11. mystery
Down
  1. 2. someone who does electrical work
  2. 3. another word for a pillow
  3. 4. someone that plays music
  4. 6. a book you find definitions in
  5. 8. the place and object is in