The term YACHT SAIL is composed of two words: 'YACHT' and 'SAIL'. The first word, 'YACHT', is a type of recreational boat or ship that is used for pleasure trips and racing. The second word, 'SAIL', is a piece of fabric that is attached to a mast and used to propel a boat through the water. The crossword solution for this term is JIB, which is a triangular SAIL that is set at the front of a boat and used to help steer the vessel.