volatility
1. [ noun ] the property of changing readily from a solid or liquid to a vapor
Related terms: chemical_property
2. [ noun ] the trait of being unpredictably irresolute
Synonyms: unpredictability
Examples:

"the volatility of the market drove many investors away"

Related terms: irresoluteness
3. [ noun ] being easily excited
Synonyms: excitableness excitability
Related terms: emotionality boiling_point
Similar spelling:   volatilize
  volatilise
  volatilized
  volatilised
  volatile
  volatile_oil
  volatilizable
  volatilisable