Spelling Unit 4, Lesson 3

suffixes -sion, -ly and prefix inter-

1. international
2. erosion
3. quietly
4. interlock
5. perpetually
6. interweave
7. provision
8. formerly
9. directly
10. regularly
11. explosion
12. relatively
13. persuasion
14. intercoastal
15. corrosion
16. decision
17. interview
18. interstate
19. awkwardly
20. exclusion

Sentences:

1. Water quietly and perpetually caused erosion of the intercoastal plain.
2. Corrosion of important parts could cause an explosion on the international space station.

Extra credit challenge words:

1. interplanetary
2. rhythmically

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