aura vs vibration

aura and vibration both are nouns.

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

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

Other hyponyms of aura include mystique, note, vibe.

aura (noun)	vibration (noun)
an indication of radiant light drawn around the head of a saint	the act of vibrating
a distinctive but intangible quality surrounding a person or thing	a distinctive emotional aura experienced instinctively
a sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure	(physics) a regular periodic variation in value about a mean
	a shaky motion