Of course, if Dr. Mortimer’s surmise should be correct, and we are dealing with forces outside the ordinary laws of Nature, there is an end of our investigation.
Not a shadow of one—only surmise and conjecture.
But more than that we were never destined to know, though there was much which we might surmise.
The great ordeal was in front of us; at last we were about to make our final effort, and yet Holmes had said nothing, and I could only surmise what his course of action would be.
And now I come rapidly to the conclusion of this singular narrative, in which I have tried to make the reader share those dark fears and vague surmises which clouded our lives so long and ended in so tragic a manner.
There are no more uses of "surmise" in the book.
Show samples from other sources
He has surmised that this is not a friendly visit.
Colleen Hoover -- Slammed
After texting his mom, he started the truck and peeled out of the parking lot, making it back to the ranch a little after four a.m. Seeing the lights on in the main house, he surmised that his mom had either risen early or. more likely, hadn’t gone to bed.