shaking

nouns

the act of causing something to move up and down (or back and forth) with quick movements
shaking
is derived from
shake
is a type of (narrower)
the act of agitating something; causing it to move around (usually vigorously)
agitation
a shaky motion
"the shaking of his fingers as he lit his pipe"
palpitation, quiver, quivering, shakiness, shaking, trembling, vibration
is derived from
shake