Conjecture
Part of speech: noun
Definition: A statement or an idea which is unproven, but is thought to be true; a guess. A supposition based upon incomplete evidence; a hypothesis. A statement likely to be true based on available evidence, but which has not been formally proven. The interpretation of signs and omens.
Part of speech: verb
Definition: To guess; to venture an unproven idea.
Example sentence: If there are other worlds elsewhere in the universe, I would conjecture they are governed by the same laws of natural selection.
Hypothesis
Part of speech: noun
Definition: A tentative conjecture explaining an observation, phenomenon or scientific problem that can be tested by further observation, investigation and/or experimentation.(general) An assumption taken to be true for the purpose of argument or investigation.The antecedent of a conditional statement.
Example sentence: My hypothesis is not so much that the court is the natural expression of popular justice, but rather that its historical function is to ensnare it, to control it and strangle it, by re-inscribing it within institutions which are typical of a state apparatus.