EnglishAges 10-12

Suffixes & word formation

Combine base words with suffixes (-ness, -ful, -less, -ment, -able, -ous) using standard spelling rules. Review suitability for your learners before teaching.

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Age band:Ages 10-12 Ages 13-15

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Worksheet StudioPractice pack · Ages 10-12

Suffixes & word formation

Take your time. Show your thinking.

1. Add the suffix "-ness" to the base word "soft".
“-ness” · “soft” · Suffixes & word formation
2. Add the suffix "-ment" to the base word "agree".
“-ment” · “agree” · Suffixes & word formation
3. Add the suffix "-less" to the base word "fear".
“-less” · “fear” · Suffixes & word formation
4. Add the suffix "-ful" to the base word "care".
“-ful” · “care” · Suffixes & word formation
5. Add the suffix "-ment" to the base word "govern".
“-ment” · “govern” · Suffixes & word formation
6. Add the suffix "-ness" to the base word "happy".
“-ness” · “happy” · Suffixes & word formation
7. Add the suffix "-ous" to the base word "danger".
“-ous” · “danger” · Suffixes & word formation
8. Add the suffix "-ment" to the base word "develop".
“-ment” · “develop” · Suffixes & word formation
9. Add the suffix "-less" to the base word "harm".
“-less” · “harm” · Suffixes & word formation
10. Add the suffix "-able" to the base word "wash".
“-able” · “wash” · Suffixes & word formation
11. Add the suffix "-able" to the base word "rely".
“-able” · “rely” · Suffixes & word formation
12. Add the suffix "-hood" to the base word "child".
“-hood” · “child” · Suffixes & word formation

12 questions · Seed 104733 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 10-12

Suffixes & word formation

Answers and reasoning. Review before teaching.

1. Add the suffix "-ness" to the base word "soft".
softness
Combining "soft" with "-ness" forms "softness".
2. Add the suffix "-ment" to the base word "agree".
agreement
Combining "agree" with "-ment" forms "agreement".
3. Add the suffix "-less" to the base word "fear".
fearless
Combining "fear" with "-less" forms "fearless".
4. Add the suffix "-ful" to the base word "care".
careful
Combining "care" with "-ful" forms "careful".
5. Add the suffix "-ment" to the base word "govern".
government
Combining "govern" with "-ment" forms "government".
6. Add the suffix "-ness" to the base word "happy".
happiness
Combining "happy" with "-ness" forms "happiness".
7. Add the suffix "-ous" to the base word "danger".
dangerous
Combining "danger" with "-ous" forms "dangerous".
8. Add the suffix "-ment" to the base word "develop".
development
Combining "develop" with "-ment" forms "development".
9. Add the suffix "-less" to the base word "harm".
harmless
Combining "harm" with "-less" forms "harmless".
10. Add the suffix "-able" to the base word "wash".
washable
Combining "wash" with "-able" forms "washable".
11. Add the suffix "-able" to the base word "rely".
reliable
Combining "rely" with "-able" forms "reliable".
12. Add the suffix "-hood" to the base word "child".
childhood
Combining "child" with "-hood" forms "childhood".

12 questions · Seed 104733 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Suffixes & word formation

Take your time. Show your thinking.

1. Add the suffix "-ness" to the base word "soft".
“-ness” · “soft” · Suffixes & word formation
2. Add the suffix "-ment" to the base word "agree".
“-ment” · “agree” · Suffixes & word formation
3. Add the suffix "-less" to the base word "fear".
“-less” · “fear” · Suffixes & word formation
4. Add the suffix "-ful" to the base word "care".
“-ful” · “care” · Suffixes & word formation
5. Add the suffix "-ment" to the base word "govern".
“-ment” · “govern” · Suffixes & word formation
6. Add the suffix "-ness" to the base word "happy".
“-ness” · “happy” · Suffixes & word formation
7. Add the suffix "-ous" to the base word "danger".
“-ous” · “danger” · Suffixes & word formation
8. Add the suffix "-ment" to the base word "develop".
“-ment” · “develop” · Suffixes & word formation
9. Add the suffix "-less" to the base word "harm".
“-less” · “harm” · Suffixes & word formation
10. Add the suffix "-able" to the base word "wash".
“-able” · “wash” · Suffixes & word formation
11. Add the suffix "-able" to the base word "rely".
“-able” · “rely” · Suffixes & word formation
12. Add the suffix "-hood" to the base word "child".
“-hood” · “child” · Suffixes & word formation

12 questions · Seed 104733 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Suffixes & word formation

Answers and reasoning. Review before teaching.

1. Add the suffix "-ness" to the base word "soft".
softness
Combining "soft" with "-ness" forms "softness".
2. Add the suffix "-ment" to the base word "agree".
agreement
Combining "agree" with "-ment" forms "agreement".
3. Add the suffix "-less" to the base word "fear".
fearless
Combining "fear" with "-less" forms "fearless".
4. Add the suffix "-ful" to the base word "care".
careful
Combining "care" with "-ful" forms "careful".
5. Add the suffix "-ment" to the base word "govern".
government
Combining "govern" with "-ment" forms "government".
6. Add the suffix "-ness" to the base word "happy".
happiness
Combining "happy" with "-ness" forms "happiness".
7. Add the suffix "-ous" to the base word "danger".
dangerous
Combining "danger" with "-ous" forms "dangerous".
8. Add the suffix "-ment" to the base word "develop".
development
Combining "develop" with "-ment" forms "development".
9. Add the suffix "-less" to the base word "harm".
harmless
Combining "harm" with "-less" forms "harmless".
10. Add the suffix "-able" to the base word "wash".
washable
Combining "wash" with "-able" forms "washable".
11. Add the suffix "-able" to the base word "rely".
reliable
Combining "rely" with "-able" forms "reliable".
12. Add the suffix "-hood" to the base word "child".
childhood
Combining "child" with "-hood" forms "childhood".

12 questions · Seed 104733 · Age guidance, not curriculum certification