Third-person singular simple present indicative form of leap.(verb)
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Use "leapeth" in a sentence
"Rueckertus and Hermannus, take Athene for “wisdom in person;” nor with Welckerus and Prellerus, for “the goddess of air;” nor even, with Muellerus and mathematical certainty, for “the Morning – Red:” but they say that Athene is the “black thunder-cloud, and the lightning that leapeth therefrom”!"
"Mine old heart leapeth and boundeth because there is still something to adore on earth."
"A wise man feareth, and declineth from evil: the fool leapeth over, and is confident."