There are many synonyms for the phrase "popping one's cork." This terminology refers to losing one's temper or becoming overly emotional. Some common synonyms include "flying off the handle," "blowing one's top," "going ballistic," "losing one's cool," and "letting off steam." These phrases emphasize the sudden and explosive nature of expressing strong emotions. Other euphemistic phrases related to this state of mind include "blowing a fuse," "seeing red," and "getting hot under the collar." Regardless of the chosen synonym, it's clear that "popping one's cork" is a colorful way to describe someone losing control of their emotions.