"Slip out" is a phrase often used to describe the act of leaving a situation or place without drawing attention to oneself. There are a variety of synonyms that can be used to describe this action, such as "make an exit," "sneak away," "slink off," "skedaddle," "take off," "bolt," "escape," "depart," "vanish," "disappear," and "abscond." Each of these words has a slightly different connotation and level of urgency, so it's important to choose the right one for the context in which it's being used. Regardless of the word chosen, slipping out can be a useful tactic for avoiding awkward or uncomfortable situations.