took advantage of
Ella se aprovechó de mi ignorancia.
She took advantage of my ignorance.
Él se aprovechó de mi ignorancia y me engañó.
He took advantage of my ignorance and deceived me.
John se aprovechó de la debilidad de Bill.
John took advantage of Bill’s weakness.
Se aprovechó de nuestra hospitalidad la última vez.
He took advantage of our hospitality last time.
Él se aprovechó de mi juventud.
He took advantage of my youth.