placify

verb

Etymology: Compare pacify, placid, placate.

1. To create a peaceful and calm environment; to make placid.
2. To calm (someone), to pacify.

   “According to the last accounts from Cattaro, all the southern districts have been placified”

   “The present writer has seen two letters of Bishop Wilberforce to Archbishop Longley, one speaking very severely of the Bishop of Cape Town's overbearing; the other chuckling at having ‘placified’ him, though pacifying, he thought, was out of any man's reach.”