WBS, or Work Breakdown Structure, is an important project management tool used to define and organize tasks in a project. Synonyms that are often used for WBS include project breakdown, task list, work packages, task hierarchy, and task breakdown. These synonyms can help to give a more comprehensive understanding of the project management process. Each one serves to describe the breakdown of work on a project in different ways, but ultimately they all refer to the same process of defining and organizing tasks to meet specific project goals. Understanding these synonyms for WBS can be helpful when communicating with others in the team or planning out project tasks.