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Compound Words — Answers

Answer sheet with model answers and success criteria for the 3rd Grade vocabulary worksheet.

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Success TutoringWorksheetsAnswer sheet3rd Grade · English · Vocabulary

Compound Words — Answers

Part A: Build the word

A compound word is two smaller words joined to make one new word. Write the compound word with no space.

1.sun + flower = (answer space)

Answer: sunflower

2.tooth + brush = (answer space)

Answer: toothbrush

3.snow + man = (answer space)

Answer: snowman

4.rain + bow = (answer space)

Answer: rainbow

5.bed + room = (answer space)

Answer: bedroom

6.star + fish = (answer space)

Answer: starfish

Part B: Split the word

Write the two smaller words that make each compound word.

7.playground = (answer space) + (answer space)

Answer: play + ground

8.butterfly = (answer space) + (answer space)

Answer: butter + fly

9.homework = (answer space) + (answer space)

Answer: home + work

10.doorbell = (answer space) + (answer space)

Answer: door + bell

11.lighthouse = (answer space) + (answer space)

Answer: light + house

12.popcorn = (answer space) + (answer space)

Answer: pop + corn

Part C: Spot the compound word

13.Which word is a compound word?
  1. Ahappy
  2. Bcupcake
  3. Cyellow
  4. Dwindow

Answer: cupcake

Cupcake is cup + cake. The other words cannot be split into two real words.

14.Which word is a compound word?
  1. Apencil
  2. Bgoldfish
  3. Criver
  4. Dgarden

Answer: goldfish

Goldfish is gold + fish.

15.Which word is not a compound word?
  1. Araincoat
  2. Bbackpack
  3. Cseashell
  4. Dmonkey

Answer: monkey

Monkey cannot be split into two real words. Raincoat, backpack and seashell can.

16.A teapot is a pot for making tea. What is a bookshelf?
  1. Aa book about shelves
  2. Ba shelf for books
  3. Ca shop that sells books
  4. Da very big book

Answer: a shelf for books

The second word tells us what it is (a shelf); the first word tells us what kind (for books).

Part D: Match the parts

17.Match the first part to the second part to make a compound word.
  • tooth
  • fire
  • eye
  • skate
  • rain
  • board
  • works
  • coat
  • paste
  • brow

Answer: tooth → paste; fire → works; eye → brow; skate → board; rain → coat

Part E: Your turn

18.Your turn: write two sentences. Use a different compound word in each one and underline it. Then write the two smaller words that make each compound word.

Model answer: I left my backpack at the bus stop. We saw a starfish at the beach. (backpack = back + pack; starfish = star + fish)

Success criteria:

  • Two complete sentences
  • A different compound word in each sentence, written as one word
  • Compound words underlined
  • Both parts of each compound word written correctly
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Marking tips

  • Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
  • For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
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