New
New
Year 6
Spelling words with the suffix -ous and -tious
I can spell words with the suffix -tious.
New
New
Year 6
Spelling words with the suffix -ous and -tious
I can spell words with the suffix -tious.
Lesson details
Key learning points
- If the root word ends in 'tion', use the suffix -tious.
- Exceptions or harder root words include: fictitious.
- The suffix -tious generally turns a noun into an adjective.
- How to spell the curriculum words: conscious and embarrass
Common misconception
You can hear the 'ee' in all words ending in -ious and -eous.
You cannot hear the 'ee' in words ending -geous, like 'courageous' (the 'e' is making the 'soft g' sound).
Keywords
Suffix - a letter or group of letters added to the end of a root word
Root word - the base word from which other words are formed often by adding prefixes or suffixes
Noun - a person, place or thing
Adjective - describes a noun
You can set the words for children to practise independently based on your knowledge or allow them to select themselves. Help them to identify independent practice strategies which are efficient and effective.
Teacher tip
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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Starter quiz
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6 Questions
Q1.
Match the word to the suffix below.
-ing
-ed
-est
-al
Q2.
What word class is the word nervous in this sentence? "The nervous girl tiptoed through the door."
noun
verb
adverb
Q3.
What word class is the word adventure in this sentence? "The knight was ready for an adventure."
verb
adjective
adverb
Q4.
Select all the words containing the suffix -ous.
mouse
housing
Q5.
What word class is 'cautious' in this sentence? He took one cautious step towards the edge.
noun
verb
adverb
Q6.
What word class is 'hazardous' in this sentence? The ice made the ascent particularly hazardous.
noun
verb
Exit quiz
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6 Questions
Q1.
When the word 'courage' becomes 'courageous' what rule is applied?
Remove the ‘e’, add -ous.
Remove the ‘y’, add -ious.
Change ‘our’ to ‘or’, add -ous.
Q2.
When the word 'humour' becomes 'humorous' what rule is applied?
Just add -ous.
Remove the ‘e’, add -ous.
Remove the ‘y’, add -ious.
Q3.
When the word 'fame' becomes 'famous' what rule is applied?
Just add -ous.
Remove the ‘y’, add -ious.
Change ‘our’ to ‘or’, add -ous.
Q4.
When the word 'vary' becomes 'various' what rule is applied?
Just add -ous.
Remove the ‘e’, add -ous.
Change ‘our’ to ‘or’, add -ous.
Q5.
When the word 'caution' becomes 'cautious' what rule is applied?
Just add -ous.
Remove the ‘e’, add -ous.
Change ‘our’ to ‘or’, add -ous.
Q6.
Correct the spelling of the word in bold in this sentence. I was resting, but I was conshious of the conversations around me.
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