Class 7 Formal vs Informal Vocabulary Worksheet for Kids

Class 7 Formal vs Informal Vocabulary Worksheet for Kids
Last Updated At: 30 Apr 2026
6 min read

Vocabulary - Formal vs Informal Vocabulary: English Grammar Worksheet for Grade 7 

Understanding when to use formal versus informal vocabulary is essential for effective communication, both in writing and speaking. This Grade 7 English grammar worksheet on formal vs informal vocabulary helps students grasp the differences between words used in different contexts. Whether you are writing an academic essay or chatting with friends, knowing which words to choose based on formality can enhance clarity and appropriateness. 

Download these English grammar worksheets and practice regularly to strengthen your language skills and build a strong foundation. You can also book a free trial to get expert guidance and improve your reading, writing, and comprehension abilities. The worksheets are designed in a simple and structured way to help K–8 students learn grammar concepts easily and use them confidently in everyday communication. 
Book a free trial!

Class 7 Formal vs Informal Vocabulary Worksheet for Kids.png

## What is the topic? 

This worksheet covers the distinction between **formal** and **informal** vocabulary. Formal vocabulary is used in professional or academic settings, while informal vocabulary is more casual and suitable for everyday conversations. By learning when to use these types of vocabulary, students will improve their language proficiency in both written and spoken forms. 

Students will engage in various exercises designed to help them differentiate between formal and informal expressions. This skill is crucial for mastering the subtleties of language and for choosing the appropriate word in different contexts. 
 

## What’s in this worksheet? 

This worksheet consists of different activities aimed at helping students understand and practice formal vs informal vocabulary. The exercises include: 

1. **True or False:** Identify whether the statement about word formality is correct. 
2. **Sort the Words:** Sort word pairs into formal and informal categories. 
3. **Fill in the Blanks:** Complete sentences with the appropriate formal or informal vocabulary. 
4. **Multiple Choice Questions:** Choose the correct word based on its level of formality. 
5. **Sentence Rewriting:** Rewrite sentences using the appropriate formal or informal vocabulary. 

These activities help students practice and reinforce their understanding of vocabulary usage in different contexts. 
 

## Definitions, examples, techniques, and tips 

- **Formal vocabulary** includes words that are more precise and are commonly used in professional or academic settings. Examples include "purchase" (for "buy") and "assist" (for "help"). 

- **Informal vocabulary** is used in casual conversations, such as "chat" instead of "talk" or "buy" instead of "purchase." 

- **Example:** 
- **Formal:** "We will purchase the equipment." 
- **Informal:** "We will buy the equipment." 

- **Technique:** To improve your vocabulary, try to read different materials such as formal reports, articles, and casual blog posts or conversations. This will expose you to both types of vocabulary and help you understand when to use each. 

- **Quick learning tip:** Practice rewriting sentences from formal to informal and vice versa. This will help you become more flexible in using both forms of vocabulary. 

## Why is it important to learn this? 

Knowing the difference between formal and informal vocabulary is crucial for effective communication. Using the right formality level depending on the situation will ensure your message is clear and appropriate. 

- **Writing:** Using formal vocabulary is essential for essays, reports, and academic writing. Informal vocabulary, on the other hand, works best for personal emails or casual blogs. 
- **Speaking:** When speaking in professional settings, using formal vocabulary ensures that your tone is respectful and appropriate. In contrast, informal vocabulary is ideal for friendly conversations. 

By mastering both forms, students can communicate more confidently and appropriately across various situations. 
 

## Where will this knowledge help you? 


This knowledge is valuable in both academic and everyday life: 

- **Exams:** Whether it’s a written exam or an oral presentation, choosing the correct vocabulary will help you express yourself clearly and appropriately. 
- **Writing tasks:** Whether you are writing a formal letter or a casual blog, knowing which words to use ensures your writing fits the intended tone. 
- **Class participation:** Understanding formal and informal vocabulary will help you engage in classroom discussions, giving you the flexibility to choose words that best fit the context. 

## How to use this worksheet? 

Follow these steps to effectively use the worksheet: 

1. **Attempt independently first:** Try completing the exercises on your own to test your current understanding of formal and informal vocabulary. 
2. **Review answers carefully:** After finishing, compare your answers with the answer key to see how well you did. 
3. **Correct mistakes:** If you made any mistakes, pay attention to the formality level of the words you used and learn why the correct choice is more appropriate. 
4. **Practice regularly:** Revisit the exercises and practice more to reinforce your understanding of formal and informal vocabulary. 

The solutions follow the exact worksheet order, so make sure to compare your answers carefully for better understanding. 
 

## Important tips and tricks 

Here are some tips to master the usage of formal and informal vocabulary: 

1. **Common mistakes:** Often, learners may confuse formal and informal words in the wrong context, such as using "buy" in an academic essay instead of "purchase." 
2. **What examiners expect:** In exams, using formal vocabulary is crucial for writing and speaking sections. Using informal language in these contexts may reduce your score. 
3. **How to score full marks:** Ensure that you choose the appropriate level of formality for each sentence. Avoid using casual language in formal settings. 
4. **Approaching activity-based tasks:** When rewriting sentences or completing multiple-choice exercises, think about the context (academic, professional, casual) to determine the right vocabulary to use. 
 

## Complete Answer Key 

**Exercise No. 1 - True or False** 

1. False 
2. False 
3. False 
4. False 
5. False 
6. True 
7. True 
8. True 
9. False 
10. False 

**Exercise No. 2 - Sort the word pairs into formal and informal** 

- **Formal:** 
- Ask/Inquire 
- Tell/Inform 
- Call/Contact 
- Finish/Complete 
- Help/Assist 
- Make/Create 

- **Informal:** 
- Do/Perform 
- Let/Permit 
- Buy/Purchase 
- Talk/Speak 
- Find out/Figure out 

**Exercise No. 3 - Choose the correct informal word from the pair** 

1. Support 
2. Complete 
3. Chat 
4. Talk 
5. Reach 
6. Perform 
7. Seek 
8. Sell 
9. Say 
10. Inform 

**Exercise No. 4 - Choose the correct option to complete the sentence** 

1. Assist 
2. Complete 
3. Create 
4. Contact 
5. Chat 
6. Inform 
7. Permit 
8. Perform 
9. Purchase 
10. Complete 

**Exercise No. 5 - Rewrite the sentence formally** 

1. He made a decision about the meeting. 
2. She purchased a car last week. 
3. They called to request assistance. 
4. He permitted me to leave early. 
5. She completed the homework promptly. 
6. He informed me about the news. 
7. They discussed the plan. 
8. We completed the task within the deadline. 
9. He assisted with the project. 
10. She phoned me earlier today. 

Book a free trial!

Download Free Worksheets