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

a letter or group of letters added to the end of a root word

a naming word for a person, place or thing

Using the suffix -ous

English

In this unit, pupils learn verb and adjective suffixes.  In 'Noun and adjective suffixes', pupils learn the grammar and spelling conventions associated with noun and adjective suffixes.

In ‘Prefixes, homonyms and homophones' pupils learnt spelling and grammar conventions used with prefixes meaning 'not’ and the spelling of homophones and homonyms. In this unit, pupils learn the spelling and grammar conventions used with verb and adjective suffixes.

Verb and adjective suffixes

When the word 'courage' becomes 'courageous' what rule is applied?

When the word 'humour' becomes 'humorous' what rule is applied?

When the word 'fame' becomes 'famous' what rule is applied?

When the word 'vary' becomes 'various' what rule is applied?

Correct the spelling of the word in bold in this sentence.  Yesterday, I **thort** the answer was four.

Correct the spelling of the word in bold in this sentence.  The **purpus** of this text is to inform the reader about animals.

What word class is the word **nervous** in this sentence?  The nervous girl tiptoed through the door.

What rules are applied when adding the suffix -ed to these words?

What word class is the word **adventure** in this sentence?  The knight was ready for an adventure.

a harmful substance that can make you sick or cause death

This lesson will soon be taken down.

Using the suffix -ous

Lesson outcome