obstacle – n. an object that you have to go around or over : something that blocks your path

superstar – n. an extremely famous and successful performer, athlete, etc.

host – n. a group that organizes an event and provides the things that are needed for that event.

clap – v. to hit the palms of your hands together usually more than once

silly – adj. playful and funny

elimination – n. the act of removing something (from a tournament)

contender– n. a person who has a good chance of winning something in a contest