Debt is a common term in the world of finance and economics. It refers to the amount of money that someone owes to another person or institution. There are a multitude of synonyms for the word "is debt" that can be used in various contexts. These include terms such as liabilities, owing money, arrears, deficits, and outstanding balances. Liabilities and arrears are often used in accounting contexts to refer to obligations that an individual or organization owes to others. Deficits often refer to a shortfall in government spending or revenues. Outstanding balances and owing money are terms that are more commonly used in personal finance, particularly in relation to credit card debt or mortgage payments.