

This Grade 4 English worksheet introduces students to the prefixes sub- and super-, helping them understand how prefixes change the meaning of root words. The prefix sub- often means “under,” “below,” or “beneath,” while super- means “above,” “very,” or “extra.”
Through engaging grammar exercises, learners explore words like submarine, subway, subzero, superhero, superstar, and superfast. By analyzing these examples, students learn how prefixes help build new words and express stronger or location-based meanings.
Prefixes help students decode unfamiliar words and expand vocabulary. For Grade 4 learners, this topic is important because:
1. Prefixes help identify the meaning of new words.
2. Words with sub- often relate to something below or under.
3. Words with super- usually indicate something above or extraordinary.
4. Understanding prefixes improves reading comprehension and vocabulary growth.
This worksheet includes five grammar-rich activities that build understanding of prefixes:
Exercise 1 – True or False
Students identify whether the meaning of words with sub- or super- is correct.
Exercise 2 – Sort the Words
Students group words into the correct prefix category: sub- or super-.
Exercise 3 – Fill in the Blanks
Students choose the correct word with sub- or super- using context clues.
Exercise 4 – Multiple Choice Questions
Students select the correct prefix word to complete each sentence.
Exercise 5 – Sentence Writing
Students write meaningful sentences using words formed with sub- and super- prefixes.
Exercise 1 – True or False
1. True
2. True
3. True
4. True
5. True
6. False
7. True
8. False
9. False
10. False
Exercise 2 – Sort the Words
sub-: subzero, subtitle, subway, submerge, subsoil, submarine, subplot, substandard
super-: supermarket, superfast, superpower, superstar, superhero, superhuman, supercool
Exercise 3 – Fill in the Blanks
1. superhighway
2. submarine
3. superhuman
4. sublevel
5. subsurface
6. substructure
7. superbridge
8. subtunnel
9. super
10. subfloor
Exercise 4 – Multiple Choice Questions
1. supermarket
2. submerge
3. superpower
4. subtitle
5. subzero
6. superfast
7. subsoil
8. superhero
9. subway
10. superstar
Exercise 5 – Sentence Writing (Sample Answers)
1. Subway – The train travels through the subway under the city.
2. Subzero – The temperature dropped to subzero during the winter night.
3. Submerge – The diver will submerge into the deep sea.
4. Subtitle – I read the subtitle to understand the movie dialogue.
5. Submarine – The navy uses a submarine to explore underwater areas.
6. Superhero – The superhero saved the city from danger.
7. Superstar – The singer became a superstar after the concert.
8. Superstore – We bought groceries from a large superstore yesterday.
9. Superfast – The superfast train reached the station early.
10. Superpower – The hero used his superpower to lift the heavy rock.
Help your child strengthen vocabulary and word-building skills by learning how prefixes like sub- and super- change word meanings.
Sub means under, below, or less than, and it changes the meaning of the root word. In a Class 4 English worksheet, students learn examples like submarine and subzero to understand word formation clearly.
Super means above, beyond, or more than usual. A Class 4 grammar worksheet teaches children how super modifies base words such as superhero and superfast.
Early learners can break the word into two parts and check how the beginning changes the meaning. Regular practice with a CBSE English grammar worksheet strengthens prefix recognition skills.