To the degree of is a commonly used phrase to describe the extent or measure of something. However, there are several synonyms that can be used to convey the same meaning, such as to the extent of, to the level of, as far as, up to a point, or to a certain degree. Each of these synonyms can be used in different contexts, depending on the emphasis or tone of the sentence. For example, you might use "to the extent of" when you want to emphasize the maximum limit of something, or "to a certain degree" when you want to indicate a partial or limited amount. By using these synonyms, you can add variety and clarity to your language.