Across

2. Sack

5. Rain heavily

6. Stretched circle

7. What we breathe

8. Amaze, make speechless

10. Slacken

13. Longest river

16. An extinct bird

18. Boxer: Muhammad ___

19. Mark left after cut heals

20. Edge of road

21. Born as

Down

1. At the end of the leg

2. A grain

3. Blood and guts

4. Not fail

8. Earth’s star

9. Website address

11. Ruckus

12. Self perception

14. 1/12 foot

15. To gain from working

16. Numbered cubes

17. Truth or ____