The crossword solution for the term FINISH is LINE, which is a four letter word. LINE is a noun that refers to a long, thin mark or band made on a surface by a pen, pencil, or brush. It can also refer to a row of people or things, such as a LINE of trees or a LINE of cars. In addition, it can refer to a telephone connection or a route of travel. Finally, it can be used as a verb to mean to form a LINE or to stand in a LINE.