A more thorough explanation:

Definition: A coadjutor is a person who is appointed to assist a bishop in performing their duties, especially when the bishop is unable to do so due to age or illness.

Example: When the bishop became too ill to carry out his duties, the coadjutor was appointed to help him manage the affairs of the diocese.

Explanation: In this example, the coadjutor is appointed to assist the bishop in managing the affairs of the diocese. This is because the bishop is unable to perform all of his duties due to his illness. The coadjutor is there to help the bishop and ensure that the affairs of the diocese are managed properly.