The antonyms for the word "leaved undone" would be numerous, as this phrase implies a sense of incompleteness or negligence. Some possible antonyms might include "finished," "completed," "accomplished," "resolved," "solved," "fulfilled," "perfected," "organized," "prepared," or "ready." Each of these words suggests a sense of clear direction or intentionality, unlike the phrase "leaved undone," which implies a vague or passive lack of action. Whether it's completing a task, resolving a conflict, or simply tidying up around the house, the opposite of "leaving undone" would be to take a proactive and deliberate approach towards achieving a goal.