English Language Arts
Grade 5
15 min
Determine the meaning of a word with pre-, re-, or mis-
Determine the meaning of a word with pre-, re-, or mis-
What you'll learn
- Identify at least three synonyms and one antonym for a given word using a thesaurus entry with 80% accuracy.
- Explain the different nuances in meaning between three synonyms listed in a thesaurus entry for a given word, using contextual examples to illustrate each difference.
- Apply a thesaurus to replace overused words in a paragraph of their own writing with more precise and engaging synonyms, maintaining the intended meaning and tone.
- Analyze a provided sentence and determine the most appropriate synonym from a thesaurus entry to enhance the sentence's impact, justifying their choice based on connotation and context.
Tutorial Preview
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Introduction & Learning Objectives
Learning Objectives
Define the meanings of the prefixes pre-, re-, and mis-.
Identify the prefix and the base word in a given word.
Explain how adding pre-, re-, or mis- changes the meaning of a base word.
Determine the meaning of an unfamiliar word containing pre-, re-, or mis-.
Use words with pre-, re-, and mis- correctly in their own sentences.
Apply their knowledge of these prefixes to improve their reading comprehension.
Ever feel like a word detective trying to crack a code? 🕵️ Let's learn how to find the secret clues hidden at the beginning of words!
In this lesson, you will learn about three special word parts called prefixes: pre-, re-, and mis-. Understanding these prefixes is like having a superpower that helps you unlock the meaning of new words, making you...
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Key Concepts & Vocabulary
TermDefinitionExample
PrefixA word part added to the beginning of a word to change its meaning.In the word 'unhappy', 'un-' is the prefix.
Base WordA complete word that can stand on its own. You can add prefixes to base words.In the word 'rewrite', 'write' is the base word.
pre-A prefix that means 'before' or 'in advance'.In 'preview', 'pre-' means you view something before it's officially shown.
re-A prefix that means 'again' or 'back'.In 'redo', 're-' means you do something again.
mis-A prefix that means 'wrongly', 'badly', or 'incorrectly'.In 'misspell', 'mis-' means you spell something incorrectly.
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Key Rules & Conventions
The 'pre-' Rule: Before
pre- + base word = do something before
Use this rule when you see 'pre-' at the start of a word. It signals that an action is happening before the main event or in advance. Think 'pre' for 'prepare'.
The 're-' Rule: Again
re- + base word = do something again
Use this rule when you see 're-' at the start of a word. It means the action of the base word is being repeated. Think 're' for 'repeat'.
The 'mis-' Rule: Wrongly
mis- + base word = do something wrongly or incorrectly
Use this rule when you see 'mis-' at the start of a word. It adds a negative meaning, indicating a mistake or error. Think 'mis' for 'mistake'.
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Challenging
Consider the base word 'guide'. How does adding the prefix 'mis-' to create the word 'mislead' show the relationship between the two ideas?
A.'Mislead' means to guide someone again.
B.'Mislead' means to guide someone before they are ready.
C.'Mislead' is the opposite of guide; it means to guide someone wrongly.
D.'Mislead' and 'guide' mean the same thing.
Challenging
If a chef needs to 'pre-slice' the vegetables for a cooking class, what must she do?
A.Slice the vegetables in advance of the class starting.
B.Slice the vegetables a second time to make them smaller.
C.Slice the vegetables in the wrong shape.
D.Watch someone else slice the vegetables.
Challenging
A student sees the word 'mission' and thinks 'mis-' is a prefix meaning 'wrongly'. Using the 'Fake Prefix' Trap rule, how would you prove that 'mis-' is not a prefix in 'mission'?
A.mission is usually a good thing, not a wrong thing.
B.The word 'mission' is too long to have a prefix.
C.The prefix 'mis-' can only be attached to verbs.
D.The remaining part, 'sion', is not a base word that can stand on its own.
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What grade level is "Determine the meaning of a word with pre-, re-, or mis-"?
Determine the meaning of a word with pre-, re-, or mis- is a Grade 5 English Language Arts lesson on ExcelOS.
What will I learn in Determine the meaning of a word with pre-, re-, or mis-?
You'll be able to: Identify at least three synonyms and one antonym for a given word using a thesaurus entry with 80% accuracy; Explain the different nuances in meaning between three synonyms listed in a thesaurus entry for a given word, using….
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This lesson includes 27 practice questions across multiple difficulty levels, each with instant feedback and explanations.