Cry never wolf

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Across
  1. 3. something is impossible to remove, erase, or forget, leaving a lasting mark or impression
  2. 5. Secretly
  3. 6. combines two words
  4. 8. An untrue story
  5. 10. the disease that the grasshopper had
Down
  1. 1. something that is needed or wanted.
  2. 2. the author of this crossword and a wolf
  3. 4. The authors name no spaces
  4. 7. the local wolf expert
  5. 9. the dude who helped the author?