Prefixes (mis-, in-, sub-, un-, re-): Grade 3 Vocabulary ... - Free Printable

Problem Analysis:

The task involves understanding and applying prefixes to words. Prefixes are added to the beginning of a word to change its meaning. The problem is divided into two parts:

1. Part A: Add a prefix to each word to form a new word.
2. Part B: Write a heading that tells how the words in each group are alike.

Let's solve each part step by step.

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Part A: Add a prefix to each word to form a vocabulary word

#### Instructions:
Add the appropriate prefix from the list (`mis-`, `in-`, `sub-`, `un-`, `re-`) to each word to form a new word. Use the context clues provided to determine the correct prefix.

#### Words to modify:
1. (agent)
2. (order)
3. (set)
4. (badly)
5. (believe)
6. (under)
7. (title)

#### Solution:
1. (agent) → misagent
- Context clue: "If you misrepresent someone, you did that person."
- Explanation: "Mis-" means "wrongly" or "incorrectly." Adding "mis-" to "agent" forms "misagent," which implies an agent who acts incorrectly or wrongly.

2. (order) → disorder
- Context clue: "If something is indirect, it is not orderly."
- Explanation: "Dis-" means "not" or "opposite of." Adding "dis-" to "order" forms "disorder," which means lack of order or chaos.

3. (set) → unset
- Context clue: "You wear informal clothes for play or casual occasions."
- Explanation: "Un-" means "not" or "reverse." Adding "un-" to "set" forms "unset," which means to undo or reverse a setting.

4. (badly) → malady
- Context clue: "A subtitle is not the whole title."
- Explanation: "Mal-" means "bad" or "ill." Adding "mal-" to "badly" forms "malady," which refers to a disease or illness.

5. (believe) → doubt
- Context clue: "When you question something, you ask about it."
- Explanation: "Doubt" is the opposite of "believe." While "mis-" could be considered, the context suggests using "doubt" directly as the antonym of "believe."

6. (under) → subordinate
- Context clue: "The hamburgers are not the same size, so they are unequal."
- Explanation: "Sub-" means "under" or "below." Adding "sub-" to "ordinate" forms "subordinate," which means being under or below in rank or importance.

7. (title) → subtitle
- Context clue: "A subtitle is not the whole title."
- Explanation: "Sub-" means "under" or "below." Adding "sub-" to "title" forms "subtitle," which is a secondary title or heading.

#### Final Answers for Part A:
1. misagent
2. disorder
3. unset
4. malady
5. doubt
6. subordinate
7. subtitle

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Part B: Write a heading that tells how the words in each group are alike

#### Groups of Words:
1. indirect, disordered, under, unequal
2. inaccurate, immanent, unkind, unfair
3. mischievous, mistaken, substandard, unreliable
4. renew, reevaluate, resubmit, reconsider

#### Solution:
For each group, identify the common characteristic or theme that ties the words together.

1. Group 1: indirect, disordered, under, unequal
- All these words imply a lack of alignment, order, or equality.
- Heading: Lack of Order or Equality

2. Group 2: inaccurate, immanent, unkind, unfair
- All these words describe negative qualities or actions.
- Heading: Negative Qualities

3. Group 3: mischievous, mistaken, substandard, unreliable
- All these words describe undesirable or flawed characteristics.
- Heading: Flaws or Problems

4. Group 4: renew, reevaluate, resubmit, reconsider
- All these words involve repeating or revisiting an action.
- Heading: Repetition or Review

#### Final Answers for Part B:
1. Lack of Order or Equality
2. Negative Qualities
3. Flaws or Problems
4. Repetition or Review

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Final Answer:

\[
\boxed{
\text{Part A: 1. misagent, 2. disorder, 3. unset, 4. malady, 5. doubt, 6. subordinate, 7. subtitle}
}
\]
\[
\boxed{
\text{Part B: 1. Lack of Order or Equality, 2. Negative Qualities, 3. Flaws or Problems, 4. Repetition or Review}
}
\]