words based on numbers

123456789101112
Across
  1. 5. twelve letters
  2. 7. ten letters
  3. 9. six letters
  4. 10. two letters
  5. 12. eight letters
Down
  1. 1. eleven letters
  2. 2. five letters
  3. 3. nine letters
  4. 4. three letters
  5. 6. thirteen letters
  6. 8. seven letters
  7. 11. four letters