Nous avons joué un jeu avant.
'game on' in french is 'jeu sur'
Before is "avant" in French.
to play a game is 'jouer (Ã ) un jeu' in French.
Before leaving is "avant de partir" in French.
le jeu
un jeux
There isn't a name for rounders in French because it's not a French game.
ella a joue
Match nul
à ce jeu
in french: bon jeu
yesterday in French: hier the day before yesterday: avant-hier