Synonyms for the term "matchwinning" refer to words or phrases that convey the idea of achieving victory or being instrumental in winning a competition. Some synonyms for "matchwinning" include "game-changing", which emphasizes the transformative impact on the outcome of a match, "decisive", highlighting the pivotal nature of the contribution towards winning, and "clutch", signifying the ability to perform under immense pressure and secure victory. Another synonym is "victory-clinching", stressing the significance of sealing the win. Furthermore, expressions like "championship-securing", "triumph-ensuring", and "vital for success" effectively portray the crucial role that leads to emerging triumphant in a match.