Cogitate

[Sarah]

To engage in continuous thought; to think.He that calleth a thing into his mind, whether by impression orrecordation, cogitateth and considereth, and he that employeth thefaculty of his fancy also cogitateth. Bacon.

[Sarah]

To cogitate is to think oneself into a state of agitation. From cognition and agitation.

[Merna]

Think deeply about something; meditate or reflect.

[Julene]

to spend time thinking very carefully about a subject