certainty

I am, temporarily, commander of the Pharaon, with the certainty of being permanently so, if that fool of a Caderousse can be persuaded to hold his tongue.

He would put it through this ventilator at the hour that he thought best, with the certainty that it would crawl down the rope and land on the bed.

When I heard that some one had been so anxious to get into the bedroom, in which no one but Joseph could have concealed anything—you told us in your narrative how you had turned Joseph out when you arrived with the doctor—my suspicions all changed to certainties, especially as the attempt was made on the first night upon which the nurse was absent, showing that the intruder was well acquainted with the ways of the house.”

“Still,” said the governor, “I believe it will be requisite, notwithstanding your certainty, and not that I doubt your science, but in discharge of my official duty, that we should be perfectly assured that the prisoner is dead.”