1. (noun) the trait of being unpredictably irresolute

• unpredictability

2. (noun) being easily excited

• excitability
• excitableness

1. (noun) being easily excited

• boiling point

1. (noun) the property of changing readily from a solid or liquid to a vapor

• chemical property

2. (noun) the trait of being unpredictably irresolute

• irresoluteness
• irresolution

3. (noun) being easily excited

• emotionalism
• emotionality

1. (noun) the property of changing readily from a solid or liquid to a vapor

• volatile

2. (noun) the trait of being unpredictably irresolute

• volatile

3. (noun) being easily excited

• excitable
• excitable
• explosive
• volatile