twin, wain, whim, wind, wine, wing, wink, wino, wins...
Winner is a 6 letter word with a meaning to win a victory over.
top
win
A three letter word for beat the field is WIN!
They can play a game called ghost where you have to keep adding letters without making a word and if what you add makes a word you get a letter and you try to win.
best.
win
YOUWIN
defeat
rout
rout
That would be 'win'.