When looking for synonyms for the phrase "most synchronized," there are a variety of options available. Words such as "aligned," "coordinated," and "harmonized" all convey a sense of unity and working together towards a common goal. Other options include "simultaneous," "concurrent," and "parallel," which suggest multiple actions happening at the same time in a cohesive manner. Additionally, words like "matched," "corresponding," and "complementary" convey the idea of elements that fit together perfectly. Overall, there are plenty of synonyms that can convey the same sense of coordination and cohesion as the phrase "most synchronized".