Translation of "Offender" in Spanish

He even suspected that the man was the principal offender.

Él incluso sospechaba que ese hombre era el principal culpable.

- The criminal escaped from prison.
- An offender escaped from a prison.

El criminal escapó de prisión.

But there was one particular offender out of all of these different devices

Pero había uno particularmente criminal de entre todos estos aparatos,