The term SETS SAIL is used to describe the process of a boat or ship beginning its journey. The crossword solutions for this term are BEGINS (6 letters), EMBARKS (7 letters), CASTSOFF (8 letters), and LEAVESPORT (10 letters). BEGINS is used to describe the initial action of the boat or ship starting its journey, while EMBARKS is used to describe the act of boarding the vessel. CASTSOFF is used to describe the act of untying the ropes that hold the boat in place, and LEAVESPORT is used to describe the boat leaving the port or harbor.