burst
energy
He brought a burst of energy to the group, and they immediately leaped into action.
I was beginning to flag after five days of walking but a burst of energy on day six helped me reach the end.
The song is a three-minute uplifting burst of energy that will get everyone up and dancing.
SMART Vocabulary: related words and phrases
Busy and active
abustle
be (as) busy as a beeidiom
be all goidiom
be at workidiom
be back in harnessidiom
boot
frenetic
frenetically
gangbusters
girlie swot
hard-working
peak
plate
rev
run around
run round
run round in circlesidiom
run round like a headless chickenidiom
rush/run someone off their feetidiom
spread