Tuesday 17th November, 2020

LC: To use the knowledge of root words to understand the meaning of words. 

What is a root word? 

A root word is a basic word with no prefix or suffix added to it. 

For example 'take' is a root word. It means reach for and hold on to something.

We can add prefixes onto a root word in order to change its meaning.

re + take = retake    It means to take something again.

mis + take = mistake    It means to do an act that is wrong.

Here are some prefixes with their meanings:

Here is a model of using the knowledge of root words in order to understand the meaning of words that have prefixes added. 

  Prefix + Root Word

 irregular

Regular can mean to do something as usual. 

The 'ir' prefix means not or the opposite of. 

Irregular can mean to not do something as expected or that is usual.

international

National can mean something that is common to a whole country. 

The 'inter' prefix means between. 

International can mean something that is common or carried on between countries.

substandard

Standard can mean something that is accepted as being normal or average. 

The 'sub' prefix means below or under. 

Substandard can mean something that is below what would be accepted as being normal or average.

Superstar

A star can mean a main performer in a film, play or other show. 

The 'super' prefix can mean better than or above others. 

A superstar can mean someone that is extremely famous and a successful performer.

Now it's your turn!

Find the meaning of words with prefixes by working out the meaning of the root word first. 

Click on the button below to begin.

Blended learning: Log on to Seesaw to access your work, or copy the words into your exercise book and explain the meaning of the root word before working out the meaning of the new word.