Grade 3 · List 3 of 7 · 33 words

Prefixes un-, re-, dis-, mis-, pre-

A prefix changes the meaning, not the base word's spelling. A free 3rd grade spelling list: hear each word, print a practice sheet, or take the test.

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The words

  • unhappy
  • unlock
  • undo
  • redo
  • replay
  • rewrite
  • unfair
  • unkind
  • unpack
  • retell
  • dislike
  • disagree
  • mistake
  • misspell
  • preview
  • preschool
  • unsafe
  • unlucky
  • uncover
  • unload
  • unfold
  • unclear
  • unsure
  • uneven
  • refill
  • reuse
  • rebuild
  • reopen
  • disappear
  • mislead

Tricky words to learn by heart

These come up alongside this pattern but don't follow it.

  • believe
  • caught
  • guess

In a sentence

  • unhappy: The little troll felt unhappy because it lost its hat.
  • unlock: The little dragon used a golden key to unlock the castle gate.
  • undo: Can you undo the knot on the dragon's rope?
  • redo: The young elf will redo her painting of the rainbow.
  • replay: Let's replay the song of the dragon harp one more time.
  • rewrite: The scribe will rewrite the old map so it is clear.

Mistakes to watch for

For grown-ups helping at home: these are the kinds of slips this pattern tends to bring.

WordOften written as
unhappyunhapy, unhappi
unlockunlok, onlock
undounndoo, undoo
redoridoo, redoo
replayreplae, rplay

Take the Prefixes un-, re-, dis-, mis-, pre- spelling test

10 words, read aloud. No sign-up, no timer, and nothing is saved.

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A sample practice sheet for a hero named BraveOtter42, with the letters ai and ou blanked out of words and sentences to fill in.
Sample practice sheet
A sample certificate of mastery for BraveOtter42, for the spelling of ai and ay.
Sample certificate
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