English Language Arts
Grade 3
15 min
Determine the meanings of words with prefixes and suffixes: review
Determine the meanings of words with prefixes and suffixes: review
What you'll learn
- Identify at least 8 out of 10 words with prefixes (like 'un-' or 're-') or suffixes (like '-ful' or '-less') in a sentence.
- Explain how a prefix or suffix changes the meaning of a root word in at least 3 out of 4 examples.
- Apply knowledge of prefixes and suffixes to determine the meaning of 5 unfamiliar words in a short reading passage.
- Solve a word puzzle by correctly matching 4 prefixes or suffixes to their meanings and example words.
Tutorial Preview
1
Introduction & Learning Objectives
Learning Objectives
Define the terms root word, prefix, and suffix.
Identify the prefix or suffix in a given word.
Explain the meaning of common prefixes like 'un-', 're-', and 'pre-'.
Explain the meaning of common suffixes like '-ful', '-less', and '-able'.
Combine the meaning of a root word with a prefix or suffix to determine the meaning of a new word.
Have you ever seen a long word and felt stuck? 🤔 What if you had a secret decoder to unlock its meaning?
In this lesson, we will review how to use special word parts called prefixes and suffixes to become word detectives! Learning this skill helps you understand new words you find in books, making you a stronger and more confident reader.
Real-World Applications...
2
Key Concepts & Vocabulary
TermDefinitionExample
Root WordThe main part of a word that has a meaning all by itself. It's the base that other parts can be added to.In the word 'playing', the root word is 'play'.
PrefixA word part added to the BEGINNING of a root word. It changes the word's meaning.The prefix 'un-' in 'unhappy' means 'not'. It changes 'happy' to 'not happy'.
SuffixA word part added to the END of a root word. It can change the word's meaning or its job in a sentence.The suffix '-ful' in 'helpful' means 'full of'. It changes 'help' to 'full of help'.
AffixThe name for any word part that is attached to a root word. Prefixes and suffixes are both types of affixes.'re...
3
Key Rules & Conventions
The Prefix Formula
Prefix + Root Word = New Word
When you see a word that starts with a prefix you know, think about what the prefix means. Add that meaning to the root word's meaning to understand the new word. For example, 're-' (again) + 'play' (to play) = 'replay' (to play again).
The Suffix Formula
Root Word + Suffix = New Word
When you see a word that ends with a suffix you know, think about what the suffix means. Add that meaning to the root word's meaning. For example, 'fear' (scared feeling) + '-less' (without) = 'fearless' (without fear).
The Spelling Change Alert
Sometimes the root word's spelling changes when you add a suffix.
Be careful! When adding a suffix that starts with a vow...
4 more steps in this tutorial
Sign up free to access the complete tutorial with worked examples and practice.
Sign Up Free to ContinueSample Practice Questions
Challenging
Read the short story. "Mia received a letter addressed to 'The New Homeowner.' The letter was for a contest she did not enter and did not care about." Which word best describes the letter from Mia's point of view?
A.uninteresting
B.unaddressed
C.unwanted
D.unsealed
Challenging
The base word **address** can have prefixes and suffixes added to it. Which of the following is NOT a real word?
A.addressable (able to be addressed)
B.readdress (to address again)
C.addresser (one who addresses)
D.addressful (full of address)
Challenging
The principal said, "We need to address this problem with a **fearless** attitude." What does it mean to have a **fearless** attitude?
A.To be full of fear while solving the problem.
B.To solve the problem without being afraid.
C.To be afraid again of the problem.
D.To be more afraid than anyone else.
Want to practice and check your answers?
Sign up to access all questions with instant feedback, explanations, and progress tracking.
Start Practicing FreeMore from Addresses
English Language Arts for other grades
Frequently asked questions
What grade level is "Determine the meanings of words with prefixes and suffixes: review"?
Determine the meanings of words with prefixes and suffixes: review is a Grade 3 English Language Arts lesson on ExcelOS.
What will I learn in Determine the meanings of words with prefixes and suffixes: review?
You'll be able to: Identify at least 8 out of 10 words with prefixes (like 'un-' or 're-') or suffixes (like '-ful' or '-less') in a sentence; Explain how a prefix or suffix changes the meaning of a root word in at least 3 out of 4 examples; Apply….
Is "Determine the meanings of words with prefixes and suffixes: review" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Determine the meanings of words with prefixes and suffixes: review?
This lesson includes 27 practice questions across multiple difficulty levels, each with instant feedback and explanations.