Vocabulary

• creep into: To enter a place quietly and stealthily, often without permission.
• light up: To illuminate something; to make something brighter with light.
• by itself: Alone; without help or assistance.
• in the presence of: While someone or something else is present.
• for example: As an illustration or instance.
• used up: To use all of; consume
• planted on: To deceive someone
• stick: To push a sharp or pointed object into something
• figure: To appear in a game, play or event
• improve: To make, or become, something better
• presence: The same place or area that a person is
• advantage: Thing making the chance of success higher
• develop: To explain something in steps and in detail
• bacteria: The very small creatures that can cause disease
• imagine: To think creatively about; form mental picture of
• slip: Act of beginning to fall from losing balance
• ability: The power, resources or skill to do something
• fuel: To give power to (a mob, anger, etc.); incite
• predator: An animal that hunts and kills other animals
• occur: To come to pass or to happen
• genetic: Of, relating to, or controlled by genes
• refer: To talk about or write about something
• form: Sports team or person's current winning record
• reaction: Bodily response to a drug or something eaten
• planet: One of the bodies that orbit the sun
• create: To make, cause, or bring into existence
• oxygen: A gas in the air that we need to breathe
• rave: A dance party with loud music
• produce: Fresh foods such as fruits and vegetables
• energy: Physical or mental strength
• investigate: To try to find out facts; to carry out research
• enemy: Something that stops you doing what you want
• bear: To accept (responsibilities or duties)
• bottom: The part of your body you sit on
• chemical: Basic substance produced by mixing elements
• creep: To move quietly so as not to be seen
• place: To put someone in a particular type of situation
• mate: A friend who you work, live, or go to school with
• glow: Pink color in the face, e.g. from exercise/emotion
• sack: To put something in a large bag
• shrimp: Small edible salt-water shellfish with many legs
• find: To become aware of something that is happening
• deep: Complex and important
• wax: (Of the moon) to get bigger, like a full circle
• bait: Piece of food used to catch or trap an animal
• tobacco: Cigars and cigarettes
• burn: To destroy with fire
• think: To have an idea about something without certainty
• insert: To put something into a certain place or spot
• bulb: A round electronic device that produces light
• spring: Coil of metal that lessens impact, e.g. on cars
• nature: Person's character or particular way of behaving
• flash: To appear suddenly and briefly
• human: A person; a man, woman or child
• worm: Small thin tube-shaped animal without legs
• lantern: Light in a glass box that can be carried
• puke: (Informal) to vomit; be sick
• goo: Any thick sticky unpleasant substance
• railroad: System of tracks on which trains travel
• dna: Chemical in living cells with genetic information