The term 'Follow an Outline' can be summarized by the crossword solution 'TRACE'. To TRACE something means to follow a path or line that has already been established. This could refer to following a plan or set of instructions, such as an outline. Tracing is often used in art and design, where an artist will use a pencil or other tool to draw along a pre-existing line. In this context, tracing an outline would mean to adhere to a predetermined plan or structure.