Study: Serious Head Injuries Ignored in World Cup

match – n. a contest between two or more players or teams

collision – n. a crash involving two or more things (or people)

internal – adj. existing or occurring within your body

confident – adj. certain that something will happen or that something is true

consensus – n. a general agreement about something : an idea or opinion that is shared by all the people in a group

priority – n. something that is more important than other things and that needs to be done or dealt with first

properly – adv. in a way that is acceptable or suitable