There are several synonyms for the phrase "jumping off point" that can be used in different contexts. Some common alternatives include "starting point," "launching pad," "kickoff location," "springboard," and "takeoff point." Each of these phrases conveys the idea of an initial point from which something begins or originates. They can be used in a wide range of situations, such as starting a new project, beginning a journey, or launching a career. Choosing the right synonym for "jumping off point" will depend on the specific context and the desired tone or emphasis of the message being conveyed.