"nge" words

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Across
  1. 3. Difficult task?
  2. 6. Medical tube with a needle?
  3. 7. Another word for living room?
  4. 8. Shrink with discomfort?
  5. 9. Fruit with zero range?
  6. 10. Barter?
Down
  1. 1. Someone who searches for discarded items?
  2. 2. Edinburgh has a famous one?
  3. 4. Organise?
  4. 5. Fall quickly?
  5. 6. Unusual?