Final Answer:
1. zippy → quick, lively
2. sorry → feeling regret or sorrow
3. effective → producing the desired result
4. wrong → not correct; mistaken
5. annoying → causing irritation or slight anger
6. intact → not damaged; whole
7. owner → person who owns something
8. actual → real; existing in fact
9. insider → person with special knowledge or access
10. edit → revise or correct text
11. centre → middle point
12. material → substance used to make something
13. mechanic → person who repairs machines (especially vehicles)
14. modern → belonging to the present or recent times
15. impress → make a strong positive impression
16. author → person who writes a book or article
Parent Tip: Review the logic above to help your child master the concept of suffixes worksheet 6th grade.