Word formation (nouns)

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Across
  1. 4. prepare
  2. 5. see
  3. 7. perform
  4. 8. marry
  5. 9. permit
  6. 12. social
  7. 15. locate
  8. 17. paint
Down
  1. 1. weigh
  2. 2. national
  3. 3. know
  4. 6. invite
  5. 10. operate
  6. 11. romantic
  7. 13. think
  8. 14. noisy
  9. 16. peaceful