misunderstood
Parece que me has entendido mal.
It seems you misunderstood me.
You've misunderstood it.
Puede que hayas entendido mal el objetivo de nuestro proyecto.
You may have misunderstood the objective of our project.
Poco a poco me di cuenta que le había entendido mal.
Little by little I realized that I had misunderstood him.
Lamento haber te entendido mal.
I'm sorry I misunderstood you.
Pero habéis entendido mal las enseñanzas de Wudan.
But you have misunderstood the teachings of Wudan.
— Tigre y dragón (2000)
I must have misunderstood.