Word Power Combo: Synonyms and Antonyms Practice for Grade 3 

This Grade 3 worksheet on Synonyms and Antonyms in Grammar Usage helps young learners strengthen vocabulary by understanding both similar and opposite meanings of words. Through structured and engaging exercises, students practice identifying synonyms and antonyms and applying them correctly in sentence contexts. 

Why Synonyms and Antonyms Matter in Grammar? 

Learning synonyms and antonyms helps children expand vocabulary and improve clarity in writing. For Grade 3 learners, this topic is important because: 
1. Synonyms improve word variety and sentence quality. 
2. Antonyms help students understand contrast and opposites. 
3. Strong vocabulary improves reading comprehension. 
4. It prepares students for grammar-based exam questions. 

What’s Inside This Worksheet? 

Exercise 1 – Match the Following 
Students match words like happy, fast, big, hot, begin, and smart with their correct synonym or antonym pairs such as sad, slow, huge, cool, start, and intelligent. 

Exercise 2 – Sort the Words 
Learners sort word pairs into Synonyms and Antonyms categories to clearly understand similarities and opposites. 

Exercise 3 – Fill in the Blanks 
Students choose the correct word from given pairs to complete meaningful sentences based on context. 

Exercise 4 – Multiple Choice Questions 
Children identify correct synonyms or antonyms for words like brave, cheerful, ancient, enormous, honest, and timid. 

Exercise 5 – Sentence Rewriting 
Students rewrite sentences by changing specific words to their correct synonym or antonym as instructed. 

This worksheet strengthens vocabulary control, improves sentence accuracy, and builds confidence in using precise word choices. 

Answer Key 

Exercise 1 – Match the Pairs 
happy – sad 
fast – slow 
big – huge 
hot – cool 
begin – start 
clean – dirty 
bright – shiny 
early – late 
strong – powerful 
smart – intelligent 

Exercise 2 – Sort the Word Pairs 

Synonyms: 
correct/right 
smile/grin 
finish/end 
clever/smart 
silent/mute 
angry/mad 
tidy/neat 

Antonyms: 
near/far 
polite/rude 
rich/poor 
enter/exit 
give/take 
push/pull 
safe/risky 
laugh/cry 

Exercise 3 – Choose the Correct Word 
1. quiet 
2. winner 
3. clean 
4. loud 
5. wide 
6. careful 
7. full 
8. warm 
9. strong 
10. interesting 

Exercise 4 – Choose the Correct Option 
1. fearless 
2. rough 
3. happy 
4. selfish 
5. quick 
6. modern 
7. huge 
8. deep 
9. truthful 
10. bold 

Exercise 5 – Rewrite the Sentences 

1. We will buy toys. 
2. The knife is blunt. 
3. The nurse is caring. 
4. She had a brilliant plan. 
5. The ant is huge. 
6. The old fort stands. 
7. The delicate cup fell. 
8. My shoes are dirty. 
9. The selfish man shared. 
10. The man is poor. 

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