A "return match" is colloquially known as a rematch, a term most commonly used in sports when two teams or individuals meet again to play a subsequent game or match. Another synonym for "return match" is a rematch, meaning a second match played after a previous contest. Another term you could use is a rubber match, which is the third game or match in a series following a tie, usually in a best-of-three format and is often crucial in deciding the winner. A "replay" may also be considered another synonym for "return match," and it's used when matches are tied or interrupted and are resumed later.