The crossword solution for the term PERFORM OVER is REDO, which means to do something again. This could refer to a task that was done incorrectly and needs to be done again, or it could refer to a task that needs to be repeated in order to achieve a desired result. It could also refer to a task that needs to be improved upon, such as a performance or a presentation. In any case, the term REDO implies that something needs to be done again in order to achieve a desired outcome.