Learning adjective suffixes is an easy way to expand your English vocabulary. By adding endings like –ful, –less, –ous, or –ive to nouns and verbs, you can create new adjectives that describe people, things, or feelings. Practice these exercises to improve your understanding and use of adjective suffixes in daily English.
Adjective Suffixes Worksheets

Adjective Suffixes Exercises
📝 Exercise 1: Add the correct adjective suffix
Complete each word by adding the correct suffix (–ful, –less, –ous, or –ive) to form an adjective.
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care → __________
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danger → __________
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create → __________
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hope → __________
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use → __________
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power → __________
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attract → __________
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fame → __________
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joy → __________
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help → __________
🧩 Exercise 2: Choose the correct adjective form
Select the correct adjective to complete each sentence.
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She is a very (beauty / beautiful) person.
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The movie was so (bore / boring) that I fell asleep.
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This room is really (comfort / comfortable).
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The baby looks (sleep / sleepy).
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It was a very (success / successful) event.
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That was a (shame / shameful) thing to do.
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I prefer (nature / natural) light.
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His speech was (inspire / inspiring).
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It’s (danger / dangerous) to drive too fast.
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Her dress is (color / colorful).
🧠 Exercise 3: Form adjectives from the words in brackets
Rewrite each sentence using the correct adjective form.
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It was a __________ day. (sun)
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He gave me a __________ smile. (friend)
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The story was really __________. (interest)
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She is a __________ person. (help)
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That’s a very __________ situation. (danger)
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He’s a __________ boy; he never stops running. (energy)
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I find this book quite __________. (educate)
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The sky looks __________ today. (cloud)
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She’s wearing a __________ dress. (fashion)
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The mountain view was __________. (wonder)
✏️ Exercise 4: Match the noun to its adjective
Match the words in Column A with the correct adjective form in Column B.
| A. Noun | B. Adjective |
|---|---|
| 1. care | a. hopeful |
| 2. danger | b. creative |
| 3. help | c. dangerous |
| 4. hope | d. careless |
| 5. power | e. helpful |
| 6. fame | f. powerful |
| 7. attract | g. famous |
| 8. use | h. attractive |
| 9. beauty | i. useful |
| 10. energy | j. beautiful |
🧾 Exercise 5: Identify the suffix
Underline the suffix in each adjective and name the type (e.g., –ful → full of).
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wonderful
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careless
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dangerous
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hopeful
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helpful
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attractive
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childish
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energetic
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creative
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natural
____________________________________________________________
Answer Key
🔹 Answer Key
Exercise 1: Add the correct adjective suffix
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careful
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dangerous
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creative
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hopeful
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useful
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powerful
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attractive
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famous
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joyful
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helpful
Exercise 2: Choose the correct adjective form
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beautiful
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boring
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comfortable
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sleepy
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successful
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shameful
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natural
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inspiring
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dangerous
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colorful
Exercise 3: Form adjectives from the words in brackets
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sunny
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friendly
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interesting
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helpful
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dangerous
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energetic
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educational
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cloudy
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fashionable
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wonderful
Exercise 4: Match the noun to its adjective
1–d 2–c 3–e 4–a 5–f 6–g 7–h 8–i 9–j 10–b
Exercise 5: Identify the suffix
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wonderful – full of wonder
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careless – without care
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dangerous – full of danger
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hopeful – full of hope
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helpful – giving help
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attractive – causing attraction
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childish – like a child
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energetic – having energy
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creative – showing creativity
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natural – from nature
