Becoming cohesive is a process that involves different elements coming together to form a unified whole. The term 'become cohesive' can be represented by two crossword solutions: GEL and JELL. GEL is a 3-letter word meaning to become solid or congeal, while JELL is a 4-letter word meaning to become firm or set. Together, these words represent the idea of becoming cohesive, as they both refer to the process of different elements coming together to form a unified whole.