a letter or group of letters added to the start of a root word to change its meaning

the base word from which other words are formed often by adding prefixes or suffixes

a word that has the opposite meaning to another word

Spelling words with the prefixes meaning not

English

In this unit, pupils learn the grammar and spelling conventions associated with prefixes.  In 'Homophones and tense', pupils learn  pupils learn a range of spelling patterns and conventions, with a focus on homophones and suffixes. 

In ‘Noun suffixes, letter strings and homophones’, pupils learnt further noun suffixes, letter strings and homophones. In this unit, pupils learn the grammar and spelling conventions associated with prefixes.

Etymology and prefixes

Select the prefixes which can mean 'not'.

Match the root word to the correct prefix.

Correct the spelling of the word in bold in the sentence: She was quite **imachure**.

Correct the spelling of the word in bold in the sentence:  He was quite **irisponsibel** that day.

Match the words to its synonym or meaning.

Match the words that have the same root word.

What do the prefixes un-, non- and dis- usually mean?

Starter Quiz