Stage 10 English derivatives

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Across
  1. 2. a synonym of "peaceful"
  2. 4. the state of being alone
  3. 8. a list of things in a particular spot
  4. 9. someone who takes care of books
  5. 12. something that we try to do to save energy
  6. 13. place in nature that supports certain animals and plants
  7. 14. the text of an opera
Down
  1. 1. a fancy word for "quiet"
  2. 3. to form a friendship with someone especially if you're not supposed to
  3. 5. a card game you play by yourself
  4. 6. a feeling of unease
  5. 7. something that keeps a baby content
  6. 8. something new that someone creates
  7. 10. to live in a particular place
  8. 11. to save something for future use