¿Cuál es la diferencia entre diligent y thorough ?Puedes dar oraciones como ejemplo.

Diligent usually means hard-working. Someone who is diligent will take great care with their work.

Someone who is thorough will cover every detail and make sure a task is done absolutely completely.

Most diligent people are also thorough, but diligent puts more emphasis on paying attention to work and being consistent, while thorough puts more emphasis on paying attention to detail and completeness. It is also usually a person who is diligent, while the same does not apply to thorough.

"The investigators were diligent in their duties and conducted a thorough investigation." This means that the investigators were consistently working hard on their investigation and that the investigation was very detailed and completely covered the subject being investigated.

You could also say that the investigators were thorough, because they paid attention to detail and completeness, but you probably wouldn't describe the investigation as diligent, because the process of investigating can't be hard working.