Grade 4 · List 5 of 5 · 38 words

Suffixes -able, -ible, -ous, -ive

Suffixes can change a word's job. A free 4th grade spelling list: hear each word, print a practice sheet, or take the test.

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The words

  • dangerous
  • enormous
  • readable
  • visible
  • famous
  • active
  • washable
  • comfortable
  • terrible
  • horrible
  • nervous
  • creative
  • massive
  • enjoyable
  • flexible
  • curious
  • valuable
  • adorable
  • remarkable
  • suitable
  • affordable
  • sensible
  • edible
  • reversible
  • generous
  • delicious
  • glorious
  • humorous
  • courageous
  • adventurous
  • marvelous
  • expensive
  • protective
  • festive
  • impressive

Tricky words to learn by heart

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

  • achieve
  • apparent
  • bargain

In a sentence

  • dangerous: The path over the mountain is dangerous, so walk with care.
  • enormous: The friendly dragon had an enormous castle full of gold.
  • readable: This storybook is easy to read, and it is readable for kids.
  • visible: The dragon's glowing scales are visible in the dark cave.
  • famous: The famous wizard had a tall, purple hat.
  • active: The little puppy was active and ran all day.

Mistakes to watch for

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

WordOften written as
dangerousdangerus, dangrous
enormousenormus, enornous
readablereadabel, reedable
visiblevisable, vizible
famousfameous, faymous

Take the Suffixes -able, -ible, -ous, -ive 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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