There are several synonym options for the term 'sleet storm.' One of the most popular synonyms is 'ice storm.' This term refers to a type of storm characterized by freezing rain and the formation of a layer of ice on surfaces. Another option is the 'wintry mix,' which is a blend of precipitation types, including sleet, freezing rain, and snow. Other synonyms include 'snow pellets,' 'grains of ice,' 'hard snow,' and 'ice pellets.' Whatever term is used, these storms can be dangerous and treacherous, causing closures of schools, businesses, and highways. It is important to stay safe during a winter storm and follow recommendations from local officials to avoid accidents and injuries.