shaking vs quivering

shaking and quivering both are nouns.

Word	Noun	Adjective	Verb	Adverb
shaking	Yes	No	No	No
quivering	Yes	No	No	No

As nouns, shaking and quivering are synonyms defined as:

Other synonyms of shaking include palpitation, quiver, shakiness, trembling, vibration.

shaking (noun)	quivering (noun)
the act of causing something to move up and down (or back and forth) with quick movements	the act of vibrating
a shaky motion	a shaky motion