active; lively; excited; to enliven; to brighten up

to leap

to jump; to leap

to jump for joy

to leap to (a higher position etc); to jump; (of a plane) to ascend

duplex (apartment)

to vault

to show forth; to appear as a vivid image; to stand out markedly

transition; jump (e.g. quantum leap in spectroscopy)

to leap forward; to make rapid progress; a leap forward

to gallop; to spur on a horse; to let one's steed have his head

allosaurus

to leap; to jump; eager; enthusiastically

excited; in high spirits

Great Leap Forward (1958-1960), Mao's attempt to modernize China's economy, which resulted in economic devastation, and millions of deaths from famine caused by misguided policies

thermocline

parkour (HK)

to jump up suddenly; to bound up; to rise up in one bound

(idiom) to clap and dance in joy

cheering excitedly (idiom); jubilant

elated; overjoyed

active member; activist

qualitative leap

to appear vividly on paper (idiom); to show forth vividly (in writing, painting etc); to stand out markedly

to be eager to give sth a try (idiom)

lit. dragon soaring and tiger leaping (idiom); fig. prosperous and bustling; vigorous and active