6th Grade Spelling
Unit 4

Week 1
Words with -ion

1.  admit
2.  admission
3.  permit
4.  permission
5.  explain
6.  explanation
7.  exclaim
8.  exclamation
9.  include
10. inclusion
11. explode
12. explosion
13. divide
14. division
15. decide
16. decision
17. omit
18. omission
19. collide
20. collision
21. separation
22. instruction
23. connection
24. expand
25. expansion

Week 2
Words with Vowel Alternation

1.  compete
2.  competition
3.  metal
4.  metallic
5.  final
6.  finality
7.  nation
8.  national 
9.  moment
10. momentous
11. crime
12. criminal
13. reside
14. resident
15. origin
16. original
17. ignite
18. ignition
19. refer
20. reference
21. admission
22. subtraction
23. decision
24. acquire
25. acquisition

Week 3
Prefixes and Suffixes

1.  unfairness
2.  disgraceful
3.  unsuccessful
4.  outlandish
5.  outsider
6.  discouragement
7.  incorrectly
8.  enforcement
9.  reminder
10. enclosure
11. unselfish
12. delightful
13. unevenly
14. disapproval
15. disappointment
16. repayment
17. designer
18. departure
19. unhappiness
20. enjoyment
21. competition
22. national
23. original
24. displeasure
25. informal

Week 4
Greek and Latin Prefixes

1.  co-worker
2.  commission
3.  transformation
4.  proportion
5.  cooperate
6.  intersection
7.  profession
8.  transparent
9.  submit
10. interrupt
11. postpone
12. companion
13. submarine
14. postwar
15. transform
16. suburb
17. combine
18. interfere
19. transfer
20. copilot
21. reminder
22. unhappiness
23. delightful
24. profound
25. subscribe

Week 5
Consonant Alternation

1.  crumb
2.  crumble
3.  design
4.  designate
5.  solemn
6.  solemnity
7.  muscle
8.  muscular
9.  reject
10. rejection
11. create
12. creation
13. public
14. publicity
15. prejudice
16. prejudicial
17. magic
18. magician
19. office
20. official
21. cooperate
22. submit
23. suburbs
24. complicate
​25. complication