palpitation vs vibration

palpitation and vibration both are nouns.

Word	Noun	Adjective	Verb	Adverb
palpitation	Yes	No	No	No
vibration	Yes	No	No	No

As nouns, palpitation and vibration are synonyms defined as:

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

palpitation (noun)	vibration (noun)
a rapid and irregular heart beat	the act of vibrating
a shaky motion	a distinctive emotional aura experienced instinctively
	(physics) a regular periodic variation in value about a mean
	a shaky motion