There are several synonyms that can be used for the word "just time." One alternative is "on time," which means that something is done or arrives at the expected time. Another synonym is "timely," which refers to something that occurs at a suitable or opportune time. Other options may include "punctual," "prompt," "timed," or "scheduled." It is essential to choose the right synonym, depending on the context and intended meaning. However, all of these words indicate something happening within a specific time frame, stressing the importance of being timely and dependable. Being "just in time" implies that something was accomplished precisely at the right time, indicating a sense of urgency and efficiency.