Unfamiliar words in books

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Across
  1. 1. casual or unconstrained conversation
  2. 7. covered or disfigured with...
  3. 8. the most populous Indigenous peoples in Canada
  4. 11. feeling or showing envy
  5. 12. something that provides a reason
  6. 13. give a practical exhibition and explanation
  7. 14. prevent (someone) from accomplishing something
Down
  1. 2. shake suddenly with very small movements
  2. 3. a bragging speech
  3. 4. occurring in the same area
  4. 5. act of disgust
  5. 6. a support for the end of a row
  6. 9. inspect in detail
  7. 10. great delight