SSI, or Supplemental Security Income, is a government program that provides assistance to people with low income, disabilities, or those over 65 years old. There are various synonyms that can be used to refer to SSI, such as public assistance, welfare, social security, government aid, and financial support. Other related terms include disability benefits, income support programs, and retirement benefits. While these terms may vary in their specific applications and contexts, they all share the common goal of providing financial aid to those in need. Regardless of the terminology used, it's important that these programs remain accessible and effective to ensure the well-being of those who rely on them.