concerning something that doesn't exist physically a small change to make something function better to follow and try to catch someone or something light or funny play or film, usually with a happy ending existing or happening far away in space device to remove unwanted substances from a liquid or gas capable of being easily bent or changed without breaking seeds of plants used for food area of water protected by land and used by ships very unpleasant not having done anything wrong or bad a person who likes someone or something very strongly painting, drawing or photograph of a person's head and shoulders very accurate and exact expression or detail an animal that looks like a large mouse in a fair and just manner area of darkness where something stops the light farm animal kept for meat and wool to place someone or something in a particular place or position a safe place to keep something until it is needed someone you do not know person or thing that takes the place of something something added to another thing to make it better portable cloth shelter used outdoors all of space and everything in it