winner
Definitions
A person or thing that wins a competition, contest, or game.
A person or thing that is successful or likely to be successful.
Examples
She was declared the winner of the national science competition.
The lottery winner decided to donate a large portion of the prize money to charity.
In the end, there can only be one winner in this game.
Synonyms
victor champion conqueror triumpher medalists top dog success
Antonyms
loser failure underdog victim vanquished defeated nonstarter