All 6 Uses

conjecture
in
The Lone Star Ranger
(Auto-generated)

Very probably his faculties were absorbed in conjecture as to Duane's possibilities.†
Chpt 4 *
Only one reason presented itself to Duane's conjecturing, and it was that with him headed straight on that road his pursuers were satisfied not to force the running.†
Chpt 11

conjecturing = concluding or guessing based on inconclusive evidence
Further conjecture on this point, however, was interrupted by a crashing in the willows and the rapid patter of feet.†
Chpt 12
Despite the occasional joke and sally of the more youthful members, and a general conversation of camp-fire nature, Duane was not deceived about the fact that his advent had been an unusual and striking one, which had caused an undercurrent of conjecture and even consternation among them.†
Chpt 14
These men were idlers; what else, perhaps, was easy to conjecture.†
Chpt 15
At first there had not only been great conjecture among the vicious element, but also a very decided checking of all kinds of action calculated to be conspicuous to a keen-eyed ranger.†
Chpt 18

Definitions:

(1) (conjecture)
a conclusion or opinion based on inconclusive evidence; or the act of forming of such a conclusion or opinion

A conjecture can be widely believed, but the word is also frequently used to imply that evidence is insufficient to support a belief.
(2) (meaning too rare to warrant focus)