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 "-ment" to the base word "agree".
“-ment” · “agree” · Suffixes & word formation
2. Add the suffix "-ful" to the base word "help".
“-ful” · “help” · Suffixes & word formation
3. Add the suffix "-ment" to the base word "govern".
“-ment” · “govern” · Suffixes & word formation
4. Add the suffix "-able" to the base word "wash".
“-able” · “wash” · Suffixes & word formation
5. Add the suffix "-ful" to the base word "peace".
“-ful” · “peace” · Suffixes & word formation
6. Add the suffix "-able" to the base word "enjoy".
“-able” · “enjoy” · Suffixes & word formation
7. Add the suffix "-able" to the base word "rely".
“-able” · “rely” · Suffixes & word formation
8. Add the suffix "-able" to the base word "comfort".
“-able” · “comfort” · Suffixes & word formation
9. Add the suffix "-ness" to the base word "happy".
“-ness” · “happy” · Suffixes & word formation
10. Add the suffix "-ment" to the base word "develop".
“-ment” · “develop” · Suffixes & word formation
11. Add the suffix "-ous" to the base word "danger".
“-ous” · “danger” · Suffixes & word formation
12. Add the suffix "-ness" to the base word "soft".
“-ness” · “soft” · Suffixes & word formation

12 questions · Seed 47 · 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 "-ment" to the base word "agree".
agreement
Combining "agree" with "-ment" forms "agreement".
2. Add the suffix "-ful" to the base word "help".
helpful
Combining "help" with "-ful" forms "helpful".
3. Add the suffix "-ment" to the base word "govern".
government
Combining "govern" with "-ment" forms "government".
4. Add the suffix "-able" to the base word "wash".
washable
Combining "wash" with "-able" forms "washable".
5. Add the suffix "-ful" to the base word "peace".
peaceful
Combining "peace" with "-ful" forms "peaceful".
6. Add the suffix "-able" to the base word "enjoy".
enjoyable
Combining "enjoy" with "-able" forms "enjoyable".
7. Add the suffix "-able" to the base word "rely".
reliable
Combining "rely" with "-able" forms "reliable".
8. Add the suffix "-able" to the base word "comfort".
comfortable
Combining "comfort" with "-able" forms "comfortable".
9. Add the suffix "-ness" to the base word "happy".
happiness
Combining "happy" with "-ness" forms "happiness".
10. Add the suffix "-ment" to the base word "develop".
development
Combining "develop" with "-ment" forms "development".
11. Add the suffix "-ous" to the base word "danger".
dangerous
Combining "danger" with "-ous" forms "dangerous".
12. Add the suffix "-ness" to the base word "soft".
softness
Combining "soft" with "-ness" forms "softness".

12 questions · Seed 47 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Suffixes & word formation

Take your time. Show your thinking.

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

12 questions · Seed 47 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Suffixes & word formation

Answers and reasoning. Review before teaching.

1. Add the suffix "-ment" to the base word "agree".
agreement
Combining "agree" with "-ment" forms "agreement".
2. Add the suffix "-ful" to the base word "help".
helpful
Combining "help" with "-ful" forms "helpful".
3. Add the suffix "-ment" to the base word "govern".
government
Combining "govern" with "-ment" forms "government".
4. Add the suffix "-able" to the base word "wash".
washable
Combining "wash" with "-able" forms "washable".
5. Add the suffix "-ful" to the base word "peace".
peaceful
Combining "peace" with "-ful" forms "peaceful".
6. Add the suffix "-able" to the base word "enjoy".
enjoyable
Combining "enjoy" with "-able" forms "enjoyable".
7. Add the suffix "-able" to the base word "rely".
reliable
Combining "rely" with "-able" forms "reliable".
8. Add the suffix "-able" to the base word "comfort".
comfortable
Combining "comfort" with "-able" forms "comfortable".
9. Add the suffix "-ness" to the base word "happy".
happiness
Combining "happy" with "-ness" forms "happiness".
10. Add the suffix "-ment" to the base word "develop".
development
Combining "develop" with "-ment" forms "development".
11. Add the suffix "-ous" to the base word "danger".
dangerous
Combining "danger" with "-ous" forms "dangerous".
12. Add the suffix "-ness" to the base word "soft".
softness
Combining "soft" with "-ness" forms "softness".

12 questions · Seed 47 · Age guidance, not curriculum certification