Crossword

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Across
  1. 4. Unexpected and fortunate discovery
  2. 6. Puzzled
  3. 7. Mystery
  4. 8. Pensiveness
  5. 10. Highly productive
Down
  1. 1. Watchful
  2. 2. Regretful
  3. 3. Peaceful
  4. 5. Persistency
  5. 9. Radiant