

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.
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.
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.
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.
Give your child the tools to express ideas clearly and confidently with strong vocabulary skills today.
Synonyms have similar meanings, while antonyms have opposite meanings, and understanding both is essential in Class 3 grammar lessons.
It expands vocabulary and improves reading comprehension, which supports overall performance in English worksheets.
Using contextual sentence exercises in a grammar worksheet helps children clearly understand meaning relationships between words.