Transcript Prefixes
Prefixes Year 7 Spelling Starters Icons key: For more detailed instructions, see the Getting Started presentation Flash activity. These activities are not editable. Extension activities 1 of 21 Web addresses Teacher’s notes included in the Notes Page Accompanying worksheet © Boardworks Ltd 2006 Contents Common prefixes Antonym prefixes a- prefixes Latin and Greek prefixes 2 of 21 © Boardworks Ltd 2006 Prefixes – Common prefixes Common prefixes 3 of 21 © Boardworks Ltd 2006 Prefixes Knowing about prefixes can help us to understand and spell words. Words are full of patterns and rules. Prefixes help to create patterns in words. 4 of 21 © Boardworks Ltd 2006 What is a prefix? A prefix is a letter or group of letters that is fixed in front of the root of a word. The prefix changes the meaning of the word. con de ob construct struct (build) destruct obstruct Knowing what the prefixes mean can help our understanding of unfamiliar words. In this example, the prefixes are: con = with/together; de = undo; ob = in the way. 5 of 21 © Boardworks Ltd 2006 Common prefixes 6 of 21 © Boardworks Ltd 2006 Prefixes – Antonym prefixes Antonym prefixes 7 of 21 © Boardworks Ltd 2006 Antonym prefixes Look at these words. The prefixes are in orange. inaccurate impolite illegal unhelpful irregular What is the effect of the prefix in each case? The prefixes in, im, il, un, and ir all mean not. So by using these prefixes, the meanings of the words change – to the opposite meanings. These are antonym prefixes. Antonym means ‘opposite’ and they make the original word into its opposite. Can you think of other prefixes which do the same? 8 of 21 © Boardworks Ltd 2006 Antonym prefixes 9 of 21 © Boardworks Ltd 2006 Antonym prefixes What is the effect of the prefix in each case? 10 of 21 © Boardworks Ltd 2006 Prefixes – a- prefixes a- prefixes 11 of 21 © Boardworks Ltd 2006 a- prefixes What do you think the prefix al means? almighty alright altogether The prefix al means all. already always How many other words can you think of that begin al? 12 of 21 © Boardworks Ltd 2006 a- prefixes What do you think the prefix a- means? aboard = on board afloat = in a state of floating aglitter = in a state of glittering awake = in a state of waking aground = on ground The a- prefix means on or in a state of. 13 of 21 © Boardworks Ltd 2006 a- prefixes What links the words below? abandon – They abandoned the ship. abseil – They abseiled down the cliff. abscond – He absconded from jail. abdicate – She abdicated her throne. The prefix ab means away from. 14 of 21 © Boardworks Ltd 2006 Prefix story Write a short story using as many a prefixes as you can. Choose one of these titles, or think of your own. The Away Game The Robbery 15 of 21 The King’s Voyage The Affair © Boardworks Ltd 2006 Prefixes – Latin and Greek prefixes Latin and Greek prefixes 16 of 21 © Boardworks Ltd 2006 Latin and Greek prefixes How many words can you think of that begin with the prefix auto, e.g. autobiography? Press play to start the timer. Here are a few suggestions: autograph automobile automatic What do you think auto means? automaton Auto means self. 17 of 21 © Boardworks Ltd 2006 Latin and Greek prefixes Can you think of any words that begin with the prefix bi, e.g. bicycle? Did you think of any of these words? biceps Press play to start the timer. bilingual What do you think the prefix bi means? biplane Bi means two or twice. biped bifocals 18 of 21 © Boardworks Ltd 2006 Latin and Greek prefixes 19 of 21 © Boardworks Ltd 2006 Prefix quiz 20 of 21 © Boardworks Ltd 2006 Mix and match prefixes Match the prefixes to the root words. How many new words can you make? Prefixes Root words re un mis sub act marine dead place grow live Did you find any of these words? react undead regrow 21 of 21 relive misplace submarine © Boardworks Ltd 2006