The antonyms of "become engaged" are many, and they refer to the idea of not getting engaged or not committing to marriage. Words like "separate," "divorce," "break up," and "part ways" all mean to end a relationship or to head in separate directions. Others words like "avoid," "reject," "disavow," and "disown" imply a rejection or avoidance of any kind of engagement or commitment. Furthermore, terms like "disengage," "detach," and "unhook" refers to the idea of distancing oneself from any emotional attachments. Ultimately, these antonyms show that there are many ways to avoid the path of engagement and commitment, and they each represent a different aspect of the challenge of love and relationships.