Reformulating, which means to change or revise something by shortening, simplifying, or rephrasing, can be replaced by several synonyms. One of these synonyms is 'rephrasing,' which means to express or explain something in different words. Another synonym is 'rewording,' which means to express a message using different words to clarify or simplify it. 'Rewriting' is another synonym, which means to write something all over again, typically to improve its clarity or flow. Another synonym is 'paraphrasing,' which means to express someone else's words or message using different words while retaining the same meaning. Lastly, 'restating' is a synonym that means to say or write something again in a new way.