The word comes from the French phrase deux, which means "at two" (as in needing two more points to win). Also, there is a Latin prefix in it (du) which mean two; twice.
Maybe deuce is spelled DUIse?
égalité is a French word, and 'deuce' isn't.
The typical sport that uses the term, "deuce", is Tennis or Table Tennis.
In tennis, when both opponents are tied at 40-40, the score is called deuce. Deuce changes to advantage when one opponent scores after achieving deuce.
Deuce is where both players are on 40 in a match of tennis
Following a deuce in tennis, the score is referred to as "advantage" for the player who wins the next point.
tennis
The term "deuce" in tennis is used to indicate a tied score of 40-40. It comes from the French word "deux," which means two, representing the need for a player to win two consecutive points to secure the game.
The term is called "Deuce."
After a deuce in tennis, the score is referred to as "advantage" for the player who wins the next point. If that player wins the following point as well, they win the game. If they lose the point, the score returns to deuce.
40:40 Deuce in Tennis
4040 is deuce in tennis