The term 'distinctive theme' can be broken down into two crossword solutions: 'MOTIF' and '5 letters'. A MOTIF is a recurring element in a work of art or literature, such as a particular image, symbol, or phrase. It is often used to convey a certain idea or emotion, and can be found throughout the work. The number of letters in the word 'MOTIF' is five. Therefore, the crossword solutions for the term 'distinctive theme' are 'MOTIF' and '5 letters'.