Spelling -able & -ible · seed 1 · A4, ink-friendly. The answer key prints on its own page for grown-ups.

Spelling -able and -ible

English · Spelling & Word Study · ages 9-10
Name ______________________   Date ____________

  1. Which ending completes the adjective in 'A respons___ adult takes care of the children'?

    • -able
    • -ibly
    • -ible

  2. Which ending makes the adjective wash___, meaning able to be washed?

    • -ible
    • -ably
    • -able

  3. Which spelling means able to be read?

    • readible
    • readabel
    • readable

  4. Which ending makes the adjective vis___, meaning able to be seen?

    • -able
    • -ible
    • -ibly

  5. How do you spell the adverb formed from comfortable?

    • comfortablely
    • comfortably
    • comfortabley

  6. How do you spell the adverb formed from horrible?

    • horribly
    • horriblely
    • horribley

  7. How do you spell the adverb formed from gentle?

    • gentley
    • gently
    • gentlely

  8. The adverb formed from flexible is flexibly.

    Circle one:   True   False

  9. Which sentence uses the correctly formed adverb from reliable?

    • The clock works reliablely.
    • The clock works reliabley.
    • The clock works reliably.

  10. A student wrote drinkible for something fit to drink. Which repair is needed?

    • Remove the final k from drink.
    • Replace the ending ible with able.
    • Double the final k in drink.
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Answer key

For grown-ups. Fold this page away before handing over the rest.

Spelling -able and -ible W1-mt_9hBs430cU4-s1

  1. -ible · Responsible is the learned adjective with -ible.
  2. -able · Washable is the taught adjective formed from wash.
  3. readable · Readable keeps read and adds -able.
  4. -ible · Visible is the learned adjective with -ible.
  5. comfortably · Comfortable changes its final e to y: comfortably.
  6. horribly · Replace horrible's final e with y: horribly.
  7. gently · Gentle changes its final e to y: gently.
  8. True · Flexible changes its final e to y, giving flexibly.
  9. The clock works reliably. · Reliable changes its final e to y: reliably.
  10. Replace the ending ible with able. · Drinkable keeps drink and uses -able.
Worksheet · LightMySky