English Language Arts
Grade 9
15 min
Use the prefixes pre-, re-, and mis-
Use the prefixes pre-, re-, and mis-
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1
Introduction & Learning Objectives
Learning Objectives
Define the meanings of the prefixes pre- ('before'), re- ('again' or 'back'), and mis- ('wrongly' or 'badly').
Deconstruct unfamiliar words by separating the prefix from the root word to determine meaning.
Analyze how the prefixes pre-, re-, and mis- alter the tone and meaning of words within complex literary and non-fiction texts.
Apply knowledge of these prefixes to infer the meaning of challenging vocabulary encountered in grade-level reading.
Correctly spell words containing these prefixes, paying special attention to potential double letters (e.g., misspell, recommend).
Incorporate words with pre-, re-, and mis- into their own analytical and argumentative writing to enhance clarity and precision.
Have...
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Key Concepts & Vocabulary
TermDefinitionExample
PrefixA group of letters (an affix) placed at the beginning of a word to modify its meaning.In the word 'unhappy', 'un-' is the prefix.
Root WordThe most basic form of a word with no affixes, which contains the core meaning.In the word 'reread', 'read' is the root word.
pre-A prefix meaning 'before' in time, place, or order.'Preview' means to view something *before* it is widely available.
re-A prefix meaning 'again' or 'back'.'Rebuild' means to build something *again*.
mis-A prefix meaning 'wrongly', 'badly', or 'incorrectly'.'Misunderstand' means to understand something *wrongly*.
EtymologyThe study of the origin of words and the way in...
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Key Rules & Conventions
The Attachment Rule
Prefix + Root Word = New Word
Prefixes are attached directly to the beginning of a root word without a space. Hyphens are generally not used unless the root word begins with the same vowel the prefix ends with (e.g., re-examine) or to avoid confusion with another word (e.g., re-cover a chair vs. recover from an illness).
The Meaning Modification Rule
The prefix systematically alters the meaning of the root word in a predictable way.
Always start by defining the root word, then apply the prefix's meaning. For example, 'judge' (to form an opinion) + 'mis-' (wrongly) = 'misjudge' (to form a wrong opinion).
The Grammatical Integrity Rule
Adding pre-, re-, or mis- does not change the word's part of speech.
If the...
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Challenging
Drawing on the logic of the *1984* worked example, which of the following thesis statements most effectively uses a prefix to establish a critical argument about a text?
A.In *Fahrenheit 451*, the society's reliance on prescribed entertainment over literature leads to a populace unable to question authority.
B.The characters in *Fahrenheit 451* often reread books to find meaning.
C.Many characters in *Fahrenheit 451* misplace their trust in the government.
D.The government in *Fahrenheit 451* presents a new story to the people.
Challenging
The concept of etymology is the study of word origins. The word 'recant' comes from the Latin 'recantare', meaning 'to sing back' or 'to charm back'. Given this origin and the prefix 're-', what does it mean when a witness decides to 'recant' their testimony?
A.To sing the testimony aloud in court.
B.To repeat the testimony for clarity.
C.To formally withdraw or take back the statement.
D.To prepare a new testimony in advance.
Challenging
In a dystopian novel, citizens are punished for 'mis-thought', defined as any private opinion that deviates from the state's official doctrine. Based on the tutorial's analysis of 'misinterpret' in *1984*, what is the most likely function of the term 'mis-thought' in this society?
A.To encourage citizens to rethink their ideas and be more creative.
B.To help citizens correct minor errors in their logic.
C.To re-educate citizens who have forgotten the official doctrine.
D.To criminalize the very process of incorrect thinking, thereby controlling internal dissent.
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