"I'm sure you did, this poltergeist seems especially strong," Desi assured Greengrass. It was even still moving, albeit very slowly, through his freezing charm. There was really no reasoning with a poltergeist, they differed from ghosts in that way. Though some could be talked into signing contracts, this one did not seem a candidate for that.

"Were the children of the house relocated for the time being?" With eleven of them, that was a lot of chaotic energy to be fueling the geist. Lessening the poltergeists sources might weaken it a bit. But that was down to the parents taking their children elsewhere, not Greengrass.