joytheft
To steal happiness, happy moments, or jubilant things from others.
A babysitter teaches a young child how to walk instead of that child's parents. A happy thing that should be every parent's right has been taken. This is considered joytheft.
Your computer is struck by lightning. The cloud that unleashed that bolt of destruction is a joythief.
Your computer is struck by lightning. The cloud that unleashed that bolt of destruction is a joythief.