Jeff Bezos has again claimed the No. 1 spot on the list of the world’s wealthiest individuals, after Amazon investors pushed the stock up more than 11% on Thursday’s strong third-quarter earnings report.
 Bezos, Amazon’s founder and CEO, had a net worth as of Friday morning of $91.6 billion, according to Forbes’ real-time ranking of the world’s billionaires — surpassing Microsoft co-founder Bill Gates, whose net worth stands at around $90 billion. Bezos’ fortune increased nearly $9 billion overnight, as Amazon stock was up more than 11% in Friday trading.

leapfrog：～を追い抜く
名詞不可算名詞
馬跳び.
play leapfrog 馬跳びをする.
動詞
(‐frogged; ‐frog・ging) 自動詞 馬跳びをする.
他動詞
1〈…を〉飛び越える.
2〈障害物を〉避ける，逃れる.