The term COURT BOUNDARY is used to refer to the physical boundaries of a court, such as a tennis court or basketball court. The two crossword solutions for this term are ENDLINE and BASELINE. ENDLINE is a 7-letter word that refers to the line at the end of a court, while BASELINE is an 8-letter word that refers to the line at the back of the court. These two lines are important in defining the court boundary and are used to determine whether a ball is in or out of bounds.