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Prefixes Worksheets

Learn what un-, re-, pre-, dis- and other prefixes mean.

Grade 3 Grade 4 Grade 5

Printable worksheet

Prefixes

Name:Date:Score:

Choose the meaning of each prefix or suffix.

  1. 1What does under- mean (as in underline)? A under B not / opposite C too little / below
  2. 2What does un- mean (as in unhappy)? A against B not C before
  3. 3What does over- mean (as in overeat)? A against B too much C not
  4. 4What does tri- mean (as in triangle)? A against B three C before
  5. 5What does pre- mean (as in preheat)? A too little / below B two C before
  6. 6What does sub- mean (as in submarine)? A not B under C three
  7. 7What does bi- mean (as in bicycle)? A not B not / opposite C two
  8. 8What does semi- mean (as in semicircle)? A three B half C two
  9. 9What does mis- mean (as in misspell)? A too much B wrongly C not
  10. 10What does in- mean (as in incorrect)? A too little / below B not C three
  11. 11What does dis- mean (as in dislike)? A before B not / opposite C not
  12. 12What does re- mean (as in redo)? A too little / below B again C wrongly

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Answer key — Sheet A (12 answers)
  1. 1. C – too little / below
  2. 2. B – not
  3. 3. B – too much
  4. 4. B – three
  5. 5. C – before
  6. 6. B – under
  7. 7. C – two
  8. 8. B – half
  9. 9. B – wrongly
  10. 10. B – not
  11. 11. B – not / opposite
  12. 12. B – again

About this skill

A prefix goes at the start of a word and changes its meaning. Knowing prefixes helps children work out unknown words.

How to teach it

Mistakes to watch for

Where to go next

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