Nouns

(n)leapfrogadvancing as if in the child's game, by leaping over obstacles or competitors“the company still believes the chip is a leapfrog in integration and will pay huge dividends”
(n)leapfroga game in which one child bends down and another leaps over

Verbs

(v)leapfrogto vault“He leapfrogged his classmates”
(v)leapfrogprogress by large jumps instead of small increments