Boiling water refers to water that has reached a temperature of 100 degrees Celsius or 212 degrees Fahrenheit and releases steam. Some synonyms for boiling water include steaming water, simmering water, scalding water, piping hot water, and boiling hot water. These synonyms can be used interchangeably when referring to water that has been heated to its boiling point. In cooking, boiling water is used for a variety of purposes, such as blanching vegetables, cooking pasta, and making soup. It is essential to know synonyms for boiling water to understand the context and instructions of recipes and cooking methods.