Difficult Word Generation

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Across
  1. 6. Fully extended
  2. 8. Vanishing from sight
  3. 10. To sever a connection
  4. 11. Lack of attention or thought
  5. 13. Unbiased, fair
  6. 15. Between nations
  7. 16. Extremely unusual or bizarre
Down
  1. 1. Explanation or understanding
  2. 2. Difficult to read
  3. 3. Reduce to the smallest amount
  4. 4. Return to view
  5. 5. Sociable, extroverted
  6. 7. Ordinary, not noteworthy
  7. 9. Before recorded history
  8. 12. Connection between people or things
  9. 14. Safe to eat