A court contest is a legal proceeding in which two parties present their cases before a judge or jury. In this particular crossword, the solutions are TENNIS (6 letters), OPEN (4 letters), TRIAL (5 letters), and Tennismatch (11 letters). TENNIS is a sport played by two or four players on a court with a net, and an OPEN is a tournament in which anyone can compete. A TRIAL is a formal examination of evidence before a judge, and a Tennismatch is a competitive game of TENNIS.