Vocabulary Challenge!

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Across
  1. 2. accept or admit existence or truth of something
  2. 3. go on board a ship, aircraft, or other vehicle. Can also mean to set out on an adventure.
  3. 5. based on reason or logic
  4. 7. to include
  5. 9. showing a great deal of variety; very different.
  6. 10. a cause of great trouble or suffering
Down
  1. 1. an unfortunate incident
  2. 4. the lead character
  3. 6. a relationship between people or groups based on shared feelings, interests, or experiences.
  4. 8. to make use of something