The crossword solution for the term 'SMALLER IN SIZE' is 'LESSER' with 6 letters. The term 'smaller in size' means that something is of a LESSER size than something else. This could refer to physical objects, such as a smaller house compared to a larger one, or it could refer to abstract concepts, such as a smaller amount of money compared to a larger one. In either case, the term 'smaller in size' implies that something is of a LESSER size than something else.