PS013 - Prefixes and Suffixes

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

Use a prefix or a suffix to make a new word out of the word in brackets . Complete the sentence with it.


  1. I can't answer this question. It's (POSSIBLE).
  2. Don't stand near the water. It's too (DANGER).
  3. I don't like this fish. It's not very well (COOK).
  4. Kate started crying because she was so (HAPPY)
  5. If you have a haircut it will change your (APPEAR)
  6. Paul never waits in queues. He is too (PATIENT)
  7. Thank you for your advice. You have been very (HELP).
  8. Stealing other people's money is (HONEST)
  9. Our science is very young . (TEACH)
  10. Harry didn't think the book was very (INTEREST).
  11. A million pounds was given to the hospital by an person (KNOWN)
  12. When you this paragraph, make it a bit shorter (WRITE)
  13. Mary was wearing a/an hat (USUAL)
  14. That was a great film. It was really (ENJOY)
  15. I like this town. The people are very (FRIEND)
  16. I don't think you're right. I with you completely (AGREE)