Across
- 1. half
- 3. nine ninth
- 5. foot
- 7. joint
- 10. blood
- 11. heart
- 13. thousand
- 14. tooth
- 15. three third
- 16. four fourth
- 20. nerve
- 21. seven seventh
Down
- 1. above
- 2. hundred
- 4. straight
- 6. marriage
- 8. eight eighth
- 9. two twice
- 12. ten tenth
- 14. skin
- 16. five fifth
- 17. under
- 18. one
- 19. six sixth