The term RUNNING PATH can be broken down into two crossword solutions: LANE (4 letters). A LANE is a designated area on a road or path that is used for a specific purpose. It is typically marked by painted lines and is used to separate traffic going in different directions. In the context of running, a LANE is a designated area on a track or path that is used for running. It is usually marked by painted lines and is used to separate runners from each other.