There are numerous synonyms for the phrase "power load work of schedule". One alternative could be "high-intensity work plan", which emphasizes the demanding nature of the tasks to be accomplished. Another possibility is "rigorous workload schedule", which conveys a sense of strictness and discipline required to complete the work. "Intensive project timeline" is another option that emphasizes the tight deadlines and concentrated effort required to meet the goals. Additionally, "heavy workload plan" can be used to describe a schedule that is packed with tasks and requires significant effort to complete. Ultimately, the key is to choose a synonym that accurately reflects the intensity and difficulty of the work at hand.