leapfrog
leap-frog
verb
To jump over another person who is bending down, as in a children's game.
"The children would leapfrog over each other."
noun
A children's game where players jump over each other in sequence.
"They played a lively game of leapfrog."
verb
To advance quickly past others, often by skipping stages or taking a shortcut.
"New technology allowed them to leapfrog rivals."