a sound that is made by blocking air in the mouth with the teeth, tongue, lips or palate

a speech sound produced with an open mouth

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 word to change its meaning

Using the suffixes -cial and -tial

English

In this unit, pupils learn the spelling and grammar conventions used with noun and adjective suffixes.  In 'Suffixes, etymology and homophones', pupils learn how spelling can relate to the origin and meaning of words.

In ‘Verb and adjective suffixes’, pupils learnt the grammar and spelling conventions associated with noun and adjective suffixes. In this unit, pupils learn the spelling and grammar conventions used with noun and adjective suffixes.

Noun and adjective suffixes

If the letter before the /shul/ ending is a vowel, -cial is usually used, like in 'social'. Which word is an exception to this rule?

If the letter before the /shul/ ending is a consonant, -tial is usually used, like in 'confidential'. Which word is an exception to this rule?

Choose the correct spelling of the word in bold in the following sentence: 'It was an **ofishul** document from the bank.'

Choose the correct spelling of the word in bold in the following sentence: 'There was a **parrshul** closure of the park.'

Correct the spelling of the word in bold in the following sentence: 'Please use **sepiret** spoons for the meat and vegetables.'

Correct the spelling of the word in bold in the following sentence: 'The hall is **oposit** the office.'

Match each word to the representation of the 'sh' sound it contains.

The -cial spelling of /shul/ is usually used if the letter before the /shul/ ending is a ...

The -tial spelling of /shul/ is usually used if the letter before the /shul/ ending is a ...

Choose the correct spelling of the word in bold in the following sentence: 'My birthday is a **speshul** day.'

Choose the correct spelling of the word in bold in the following sentence: 'This letter is **conffidenshul** because nobody else can read it.'

Write the correct spelling of the word in bold in the following sentence: 'Fish can **breev** under water.'

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