Vocabulary Quiz:

1. ultraviolet

2. solitude

3. deterrent

4. cipher

5. reed

6. dim

7. aluminum

8. inhabitant

9. decent

10. encompass

11. backbone

12. repertory

13. instrumental

14. medieval

15. prosperous

16. hydrosphere

17. eventual

18. arithmetic

19. approve

20. sideways

Time left: 200 seconds