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Roots and Affixes is a free printable Grade 4 English worksheet on reading an unfamiliar word by the meaning of its parts, aligned to Common Core standard RF.4.3. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 23 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Roots and Affixes

RF.4.3

NameDate

Tick the right answer.

1."Spectator" and "inspect" share a root. What does it mean?
  • A.look
  • B.listen
  • C.build
2.Which word contains a root meaning "life"?
  • A.geology
  • B.portable
  • C.biology
3.What does the prefix "tele" mean?
  • A.far off
  • B.against
  • C.under
4."Inaudible" means what, from its parts?
  • A.not able to be heard
  • B.very loud
  • C.not able to be seen
5.What does the root "scope" mean?
  • A.look at
  • B.hear
  • C.carry
6.What does the root "port" mean?
  • A.carry
  • B.write
  • C.see
7.How does knowing roots help you read a word you have never met?
  • A.It makes the word shorter
  • B.It tells you the spelling rule
  • C.The parts carry meaning, so you can work out both the sound and the sense
8.You meet "submarine". What do its parts tell you?
  • A.Under the sea
  • B.Very fast
  • C.Made of metal

LessonPrint · RF.4.3 · Set 23 · free to copy for classroom use

Answer key — Roots and Affixes

Set 23. Prints on its own sheet.

  1. 1.look
  2. 2.biology
  3. 3.far off
  4. 4.not able to be heard
  5. 5.look at
  6. 6.carry
  7. 7.The parts carry meaning, so you can work out both the sound and the sense
  8. 8.Under the sea

More practice for RF.4.3

Use roots and affixes to read unfamiliar multisyllable words out loud and in context.

Teaching this next? Morphology in Unfamiliar Words is the 40-minute plan for it, with the misconceptions to expect.

All Grade 4 worksheets

Last reviewed 2026-09-05. Aligned to RF.4.3 of the Common Core State Standards for English language arts.