El discurso de la anciana no es muy congruente. Quizá esté empezando a perder la cabeza.The old lady's speech is not very coherent. Maybe she is beginning to lose her mind.
La versión de los hechos de la testigo era congruente con el testimonio de la víctima.The witness's version of the events was consistent with the victim's testimony.
3.
A word or phrase that is only used by experts, professionals, or academics in a particular field (e.g. exposition).