Unexpended balance is a term used to describe funds that are left over from a budgetary allocation. There are several synonyms for this term that can be used interchangeably. Some of these synonyms include unused funds, surplus, excess funds, remaining balance, unspent funds, and budget surplus. These words can be used to convey the same meaning as "unexpended balances." They are often used in financial reports, government documents, and non-profit organizations' financial statements. It is important to understand these synonyms to effectively communicate financial information to different audiences. Knowing the right words to use can help ensure that financial reports are clear and understandable.