would have
On se serait bien amusés si tu avais été là.
We would have had a lot of fun if you had been there.
— Mon cœur est déjà pris (1999)
S'il était toujours ma place, il se serait pris pour moi.
If he were still in my place, he would have mistaken himself for me.
— Full River Red (2023)
Boromir se serait souvenu des besoins de son père.
Boromir would have remembered his father's needs.
— Le Seigneur des anneaux : Le Retour du roi (2003)
Je n'aurais pas cru que Tokyo se serait si vite reconstruite.
I wouldn't have thought that Tokyo would have been rebuilt so quickly.
— Le Vent se lève (2013)
Qu'est-ce qui se serait passé si je n'avais pas retrouvé l'argent ?
What would have happened if I hadn’t found the money?
— Le Retour (2003)