The pearl

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Across
  1. 2. pale
  2. 4. spider and lobster like animal that stings things
  3. 9. mouth of large river
  4. 11. using great exertion
  5. 12. flat stone stab
  6. 14. an open sore
  7. 15. to make a distracting movement
  8. 17. a soft moist material
  9. 18. firmness of purpose
  10. 19. the state of being objective
Down
  1. 1. tree or shrub
  2. 3. thing that forms in oyster
  3. 5. keep from being seen
  4. 6. doing a specified automatically
  5. 7. mollusks with rough irregular shells
  6. 8. to talk loud or aggressive
  7. 10. gerund or present participle
  8. 13. lack of contentment
  9. 16. small hole in a tire