There are several synonyms for the phrase "popping one cork" that can be used in different contexts. Some of these include "uncorking a bottle," "cracking open a cold one," "pouring a drink," "celebrating with a toast," and "raising a glass." Each of these phrases conveys the idea of opening a bottle or container of alcohol, which is often associated with celebration and relaxation. Depending on the situation, one of these synonyms may be more appropriate than others. For example, "celebrating with a toast" may be used in a formal setting, while "cracking open a cold one" is more casual and informal.