to exaggerate, to overstate
Me parece a mí que ella tiene una tendencia a exagerar.
It seems to me that she has a tendency to exaggerate.
Yo diría, sin exagerar, que nadie puede contar una historia como usted.
I’d say, without exaggerating, that no one can tell a story like you can.
— Diarios de motocicleta (2004)