Going forth is a phrase that means to leave or depart. There are several other synonyms that can be used in place of going forth depending on the context. Departing, exiting, moving on, and leaving are all synonyms that can be used interchangeably with going forth. Other synonyms include embarking, setting out, taking leave, and saying goodbye. Going forth is often used in a formal or ceremonial context, while other synonyms, such as leaving and departing, are used in more casual or everyday language. Regardless of the choice of synonym, the concept of leaving or departing remains the same.