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( ) verb [T] to help someone or something out of a dangerous, harmful or unpleasant situation 16. ( ) adjective showing a lack of thought or judgment; foolish 3. ( ) noun [U] a colourless gas that forms a large part of the air on Earth and which is needed by people, animals and plants to live 4. ( ) noun [U] the type of book or story which is written about imaginary characters and events and not based on real people and facts 5. ( ) noun [C] (especially in stories) a vehicle used for travel in space