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Suffixes -ate and -ise

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Suffixes -ate and -ise

Sienna, Arjun and Chloe are organising a car wash fundraiser. Solve each spelling puzzle to help them plan the event. In Australian English, verbs such as organise and realise are usually spelt with -ise. Write carefully and use the context clues.

Spot the suffix

A suffix is a group of letters added to the end of a word. The suffixes -ate and -ise often help form verbs. They do not have one meaning that fits every word, so use the whole word and its context.

1.In the word decorate, identify the suffix and write the letters that come before it. (1 mark)
2.Which spelling is standard in Australian English? Choose one. (1 mark)
  • organize
  • organise
  • organizee
3.Complete the fundraiser plan by adding -ate or -ise to each word part. Make any spelling change needed: decor___ the sign (decor); organ___ the equipment (organ); anim___ the mascot drawing (anim). (3 marks)
4.Choose the correctly spelt word to complete the sentence: “Arjun will _____ the car wash on the community noticeboard.” (1 mark)
  • advertise
  • advertisee
  • advertize
5.Match each verb to its meaning. (4 marks)
  • evacuate
  • summarise
  • realise
  • decorate
  • become aware of or understand
  • leave a place for safety
  • make something more attractive
  • give the main points briefly

Edit the fundraiser message

Read the message carefully. Some words ending in -ate or -ise are misspelt.

6.Rewrite the message with its three spelling errors corrected: “Please organice the buckets, decorat the sign and advertize the car wash.” (3 marks)
7.True or false: In the Australian spelling organise, the final -ise is part of the verb spelling. (1 mark)
TrueFalse
8.Fill in the blank using the correct form of concentrate: “During the safety talk, everyone needs to .” (1 mark)
9.Select all the correctly spelt Australian English words. (3 marks)
  • realise
  • animat
  • organise
  • decorat
  • evacuate
10.Write a clear sentence about the fundraiser using advertise and a second sentence using either decorate or organise. Check both spellings. (2 marks)
11.Challenge: Explain one useful spelling clue or checking strategy for deciding whether an -ate or -ise word is spelt correctly. Include one example from this worksheet. (2 marks)

2 printable pages

  • Suffixes -ate and -ise, page 1 of 2: Spot the suffix

    Page 1

  • Suffixes -ate and -ise, page 2 of 2: Edit the fundraiser message

    Page 2

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