Retirement check is a common term used to describe the payments received by retired individuals from their employers or the government. However, there are several synonyms for this term. One of the most common synonyms is pension, which refers to a fixed amount of money paid to a person over a specific period after their retirement. Another synonym is annuity, which is a financial product that guarantees a fixed income for a set period. Social security benefits are also a synonym for retirement check, as they are payments made to retired individuals by the government. Regardless of the term used, retirement checks are an essential aspect of financial security during retirement.