vibration vs shudder

vibration and shudder both are nouns.

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

As nouns, shudder is a hyponym of vibration; that is, shudder is a word with a more specific, narrower meaning than vibration:

Other hyponyms of vibration include tremor.

vibration (noun)	shudder (noun)
the act of vibrating	an involuntary vibration (as if from illness or fear)
a distinctive emotional aura experienced instinctively	an almost pleasurable sensation of fright
(physics) a regular periodic variation in value about a mean
a shaky motion

vibration (verb)	shudder (verb)
	shake, as from cold
	tremble convulsively, as from fear or excitement