The phrase "be needed" implies a state of requirement or necessity. Some synonyms for this phrase include "be required," "be essential," "be indispensable," "be crucial," and "be vital." When something is needed, it is crucially necessary and important for a particular purpose. If something is not needed, it can be viewed as irrelevant or unnecessary. These synonyms convey the importance and critical nature of a particular item or task. Whether it is a person, object, or skill, being needed ultimately means it is essential and valuable.