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Educational worksheet on prefixes and suffixes, asking students to identify root words from given examples.

Worksheet titled "Prefixes and Suffixes" with a pencil illustration, featuring a table listing words like "breathless" and "quickly" for identifying root words.

Worksheet titled "Prefixes and Suffixes" with a pencil illustration, featuring a table listing words like "breathless" and "quickly" for identifying root words.

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Show Answer Key & Explanations Step-by-step solution for: 19 Free Printable Prefix Worksheets 4th Grade - Free PDF at ...
Absolutely! Let’s solve this “Prefixes and Suffixes” worksheet step by step.

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📝 Instructions Recap:


For each word:
1. Underline the prefix (added at the beginning) or suffix (added at the end).
2. Write the root word — the core word that remains after removing the prefix or suffix.

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## ✏️ Step-by-Step Solutions:

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1. breathless


- Suffix: *-less* (means “without”)
- Root word: breath
> *breath + less = breathless → without breath*

Underline: less
Root Word: breath

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2. quickly


- Suffix: *-ly* (turns adjective into adverb)
- Root word: quick
> *quick + ly = quickly → in a quick manner*

Underline: ly
Root Word: quick

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3. overlook


- Prefix: *over-* (means “above” or “excessively”)
- Root word: look
> *over + look = overlook → to look over or ignore*

Underline: over
Root Word: look

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4. defrost


- Prefix: *de-* (means “reverse” or “remove”)
- Root word: frost
> *de + frost = defrost → remove frost*

Underline: de
Root Word: frost

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5. wonderful


- Suffix: *-ful* (means “full of”)
- Root word: wonder
> *wonder + ful = wonderful → full of wonder*

Underline: ful
Root Word: wonder

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6. comfortable


- Suffix: *-able* (means “capable of” or “can be”)
- Root word: comfort
> *comfort + able = comfortable → capable of giving comfort*

Underline: able
Root Word: comfort

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7. preheat


- Prefix: *pre-* (means “before”)
- Root word: heat
> *pre + heat = preheat → heat before use*

Underline: pre
Root Word: heat

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8. unkind


- Prefix: *un-* (means “not”)
- Root word: kind
> *un + kind = unkind → not kind*

Underline: un
Root Word: kind

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9. submarine


- Prefix: *sub-* (means “under”)
- Root word: marine (relating to the sea)
> *sub + marine = submarine → under the sea*

Underline: sub
Root Word: marine

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10. undersea


- Prefix: *under-* (means “below”)
- Root word: sea
> *under + sea = undersea → below the sea*

Underline: under
Root Word: sea

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## 🧾 Final Answer Table:

| Word | Root Word |
|--------------|-------------|
| breathless | breath |
| quickly | quick |
| overlook | look |
| defrost | frost |
| wonderful | wonder |
| comfortable | comfort |
| preheat | heat |
| unkind | kind |
| submarine | marine |
| undersea | sea |

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💡 Tip for Students: Always ask yourself — “What part can I remove to leave a real, meaningful word?” That’s usually your root word!

Let me know if you’d like a printable version or flashcards for these words! 😊
Parent Tip: Review the logic above to help your child master the concept of worksheet for prefixes and suffixes.
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