Enroute is a word commonly used to imply the journey or process of moving from one place to another. It signifies the continuous motion of travelling towards a particular destination. Here are some synonyms of the word enroute: on the way, in transit, travelling, approaching, heading, on course, progressing, underway, advancing, making progress. These words can be used interchangeably with enroute in different contexts to express the same meaning. They all indicate a state of movement in a certain direction and most are commonly used in travel-related vocabulary to describe the process of moving from one place to another.