The term PREFIX FOR COMMUTER can be solved by the crossword solution TELE, which is a four-letter prefix. The prefix TELE is derived from the Greek word 'tele, ' meaning 'far off' or 'DISTANT.' It is commonly used to refer to communication over a distance, such as telephone, television, and teleconferencing. In this context, it is used to refer to a commuter, someone who travels a long distance to work.