What you wrote for #8 is wrong btw here are all the correct answers
1. Criticize
5. Secretive
6. Sympathize
7. Wreckage
8. Emphasize
9. Percentage
10. Advantage
11. Creative
12. Attractive
13. Modernize
14. Organize
15. Negative
16. Specialize
17. Storage
18. Passage
19. Recognize
20. Vocalize