Simple past tense and past participle of leapfrog.(verb)
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Use "leapfrogged" in a sentence
"Cloud Atlas (2004) by David Mitchell is another haunting book, a reading experience that can only be compared with an Everest ascent, with the thematic summit of the book occurring midway through, by which point we've leapfrogged from the the early nineteenth century to the twenty third (or thereabouts)."
"The Soyuz are kind of leapfrogged up there in order to always allow a speedy access to Earth, but they have a shelf life and so you have to get a new one up there every six months or so."
"With the strong arm of Roulette behind them, in July of 1966 "Hanky Panky" leapfrogged "Strangers in the Night" and "Paperback Writer" to the top of the singles charts."
"With the strong arm of Roulette behind them, in July of 1966 "Hanky Panky" leapfrogged "Strangers in the Night" and "Paperback Writer" to the top of the singles charts."