The term 'become whole' can be solved by the crossword solution 'UNITE'. UNITE is a verb that means to join together or combine into one. It is often used to describe people coming together to form a single group, such as a nation or a family. Uniting can also refer to bringing together different parts of something, such as a puzzle or a plan. In this context, it suggests that becoming whole is a process of joining together different parts of oneself to form a unified whole.