Crossword puzzle

123456789101112131415161718192021
Across
  1. 3. Hesitant
  2. 7. Wreath or collar
  3. 10. Relating to the back or spine
  4. 11. Tightly drawn
  5. 12. Lacking confidence
  6. 13. Achieved or accomplished
  7. 17. Characterized by doing good
  8. 18. Understand
  9. 19. Began
  10. 20. Chest
  11. 21. A small boat
Down
  1. 1. Vast number
  2. 2. Calm manner
  3. 4. Determination
  4. 5. Thin
  5. 6. Giving or surrendering
  6. 8. Cancelled
  7. 9. Rainbow like colors
  8. 14. Weighs down
  9. 15. Consistency of jelly
  10. 16. Long shaft of a hook