"Led off" is a term that is commonly used to describe the beginning of an event or process. However, there are several synonyms that can be used to express the same meaning. One such synonym is "started," which implies the beginning of an activity or process. Another synonym is "initiated," which means to begin or start something. "Commenced" is another excellent synonym to use in place of "led off," which means to start or begin an event, process, or action. Additionally, "embarked" is also a great alternative for "led off," which suggests the start of an activity or undertaking. All of these synonyms convey the same meaning as "led off" but can provide more variety in writing.