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

Adding the suffix -ous to words

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 'hazard' becomes 'hazardous' what rule is applied?

When the word 'glamour' becomes 'glamorous' what rule is applied?

When the word 'adventure' becomes 'adventurous' what rule is applied?

Match the words to the rules that apply when the suffix -ous is added.

Choose the correct spelling for the word in bold in this sentence.  I **promiss** to go to bed straight away.

Correct the spelling of the word in bold in this sentence.  Chocolate is my **fayvrit** flavour of icecream.

When the word 'outrage' becomes 'outrageous' what rule is applied?

When the word 'rigour' becomes 'rigorous' what rule is applied?

When the word 'continue' becomes 'continuous' what rule is applied?

When the word 'fury' becomes 'furious' what rule is applied?

Choose the correct spelling for the word in bold in this sentence.  Yesterday, I **thort** I saw you on the street.

Choose the correct spelling for the word in bold in this sentence.  What is the **purpus** of this text?

This lesson will be removed by end of Summer Term 2025.

Adding the suffix -ous to words

Lesson outcome

This lesson will be removed by end of Summer Term 2025.