The crossword solutions for the term LENGTHEN, MAYBE are REHEM (5 letters) and ADD (3 letters). The term LENGTHEN, MAYBE suggests that there is a way to make something longer. The solution REHEM is an archaic verb meaning to stretch or lengthen, while ADD is a verb meaning to join or combine two or more things together. Therefore, the solutions suggest that one way to make something longer is to stretch it, or to ADD something to it.