Shun words (hard)

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Across
  1. 2. custom art, on objects
  2. 3. balloons, losing air
  3. 8. choice
  4. 10. sad and lonely
  5. 11. detective work
  6. 12. separating something
Down
  1. 1. authorise, yourself
  2. 4. lighting and electrical appliances
  3. 5. Students show to teachers
  4. 6. enjoy, something
  5. 7. provoke something
  6. 9. infuse