A tiebreaker is a mechanism that is utilized to determine a winner when two or more players or teams finish with the same points or results in a competition. There are a few alternative words to tiebreaker that can be utilized in various situations. A decider is another word that can be used in place of tiebreaker. The terms breaker or deciding match can also be used in place of tiebreaker. A decathlon or sudden death event can also serve as a tiebreaker in certain competitions. In the case of a tie between teams, a playoff match or game can be utilized to decide the winner in place of a tiebreaker.