vibe vs aura

vibe and aura both are nouns.

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

As nouns, aura is a hypernym of vibe; that is, aura is a word with a broader meaning than vibe:

Other hypernyms of vibe include air, atmosphere.

vibe (noun)	aura (noun)
a distinctive emotional aura experienced instinctively	an indication of radiant light drawn around the head of a saint
	a distinctive but intangible quality surrounding a person or thing
	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

vibe (verb)	aura (verb)
to feel emotionally