The term MORE SUCCINCT can be broken down into three crossword solutions: SHORTER (7 letters), TERSER (6 letters), and PITHIER (7 letters). All three of these words are synonyms for the term 'SUCCINCT, ' which means to express something in a clear and concise manner. SHORTER and PITHIER both mean to make something shorter or more concise, while TERSER means to make something more direct and to the point. Therefore, all three of these words can be used to describe the term MORE SUCCINCT, which is an expression that means to make something even more concise than it already is.