volatility vs excitability

volatility and excitability both are nouns.

Word	Noun	Adjective	Verb	Adverb
volatility	Yes	No	No	No
excitability	Yes	No	No	No

As nouns, volatility and excitability are synonyms defined as:

Other synonyms of volatility include excitableness.

volatility (noun)	excitability (noun)
being easily excited	being easily excited
the trait of being unpredictably irresolute	excessive sensitivity of an organ or body part
the property of changing readily from a solid or liquid to a vapor