deceiving, tricking
Parece ser que Tom ha estado engañando a su esposa.
It appears that Tom has been cheating on his wife.
Nos estuviste engañando todo el tiempo.
You were fooling us the whole time.
Nosotros éramos los que estábamos engañando.
We were the ones who were cheating.
— Amores perros (2000)
Tom comenzó a sospechar que Mary lo estaba engañando.
Tom began to suspect that Mary was cheating on him.
Ella estuvo engañando a su marido durante años.
She had been cheating on her husband for years.