conjecture (noun) - an inference or opinion based on incomplete information [kuhn-jek-cher]
BREAKDOWN: CON- (together) + JECT- (throw) + -URE (act or state)
conjecture as a verb means to generate a conclusion without proof or sufficient evidence
See also: jettison
“You know more of a road by having traveled it than by all the conjectures and descriptions in the world.” —William Hazlitt