Synonym crossword

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Across
  1. 5. Changing
  2. 6. Promise
  3. 8. Investigation
  4. 9. Evidence
Down
  1. 1. Cheat
  2. 2. Only
  3. 3. Arise
  4. 4. Nonstop
  5. 6. Collect
  6. 7. Debate