Collaborative Plunge Crossword

12345678910
Across
  1. 2. overpowering
  2. 6. necessity
  3. 7. great-great-grandfather
  4. 9. almonds
  5. 10. instead
Down
  1. 1. fewer
  2. 3. void
  3. 4. platypus
  4. 5. insurance
  5. 8. trivial