Puzzle for u, Hun

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Across
  1. 2. acting as the origin of an event
  2. 6. get under the surface of water
  3. 8. a task that tests you, or a provocation
  4. 9. very bad or unpleasant or causing fear or terror
Down
  1. 1. being entirely without defect, meeting all requirements, or matching an ideal standard
  2. 3. a minimum quantity, or expressing a wish
  3. 4. a long, written work of fictional prose that tells a story about imaginary people and events
  4. 5. a personal experience, something you go through or feel
  5. 7. to look into closely, scrutinize, or research an idea,
  6. 10. a narrow walking path in a forest