springboard

noun

1. A board consisting of a flexible, springy, cantilevered platform that propels one into the air, used for diving or gymnastics.
2. (figuratively)Something that acts as a catalyst to begin or accelerate an action or growth.

   “The opportunity acted as a springboard for their success.”

   “It was the section of the North Midland Railway from Derby to Ambergate which provided the springboard for a scheme that took shape in the early part of 1845 for a route through the Peak to Manchester.”

verb

1. (transitive)To launch or propel as if from a springboard, especially toward political office.

   “Such a change could amount to a seismic shift in the nation’s electoral dynamics, potentially springboarding a Republican into the White House, and the possibility has animated hopeful Republicans and fearful Democrats.”