To think, conclude, or decide (without a connotation of uncertainty). Usually in first person: "I guess".
to suppose (introducing a proposition of uncertain plausibility).
To solve by a correct conjecture; to conjecture rightly.
To reach a partly (or totally) unqualified conclusion.
A prediction about the outcome of something, typically made without factual evidence or support.
To believe, to think one grasps sufficiently despite potentially incomplete knowledge.
To stand underneath, to support.
To grasp a concept fully in one's mind, especially (of words, statements, art, etc.) to be aware of the meaning of and (of people) to be aware of the intent of.