verb - to close and open your eye very quickly, usually when you want to give an unspoken signal to somebody

noun - the common colourless liquid that comes down from the sky as rain, or is in rivers and seas etc.

noun - a mountain with a crater that can explode and throw burning rocks into the air, emit hot lava etc.

noun - a place where people live smaller than a town, it usually has very few houses and almost no facilities

noun - a pot with a lid and handle, it is used for heating water for a tea or coffee etc.

noun - an Australian animal that jumps on its hind legs and carries its young in a pocket on its belly

noun - the group of verbs that do not form the past tense and past participle by using the ending -ED

noun - a long period of time in history when the temperatures were very low and glaciers spread across the planet

noun - a player whose job it is to protect the goal of his team and stop the opponent from scoring

noun - a flat piece of fried ground meat in a bun, usually with ketchup, mustard, lettuce, onions and other vegetables

noun - (Harry Potter) one of the four houses at Hogwarts, the one that Harry Potter, Hermione and Ron belong to

noun - a way of decorating a piece of cloth with ornaments etc. by using a coloured thread and a needle

noun - the power that is produced by power plants, and that is needed to run modern machines, lamps, computers etc.

noun - a straight line passing through one of the corners of a triangle and the middle of the opposite side

noun - a person who has reached a certain age, does not work anymore and gets money regularly from the government