Dissipate (verb)

1. To cause to disperse or disappear; to scatter.
2. To squander or waste (time, money, resources, etc.).
3. To cause the lessening or fading of (an emotion, sensation, etc.).

Origin:

Late 16th century: from latin dissipat- "scattered, dispersed", from the verb dissipare, from dis- (expressing separation) + sipare "to scatter".

Examples:

1. The storm dissipated quickly.
2. He dissipated his inheritance in a short period of time.
3. The fog dissipated as the sun rose.
4. The crowd dissipated after the concert was over.
5. The anger dissipated as they talked through their issues.