volatility
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/ˌvɑːləˈtɪləti/
🇬🇧
/ˌvɒləˈtɪləti/
how easily a person's mood changes
His volatility made it hard to predict his reactions.
how likely a situation is to change suddenly
The market's volatility makes investing risky.
how easily a substance turns into gas
The volatility of the liquid increases with heat.