In writing, one might often come across the phrase "jumping off points" to refer to ideas or concepts that serve as a starting point for further exploration or development. However, there are several synonymous phrases that can be used in place of this term. Some suitable alternatives include "launching pads," "stepping stones," "springboards," "catalysts," or "touchstones." Each of these phrases brings a slightly different connotation to the table, but all refer to a starting point that propels the writer or reader into deeper and more complex terrain. Experimenting with different substitutes can help improve the cohesion and variety of one's writing.