Opine
Part of speech: verb
Definition: To have or express an opinion. To state as an opinion; to suppose, consider (that). To give one's formal opinion (on or upon something).
Suppose
Part of speech: verb
Definition: To take for granted; to conclude, with less than absolute supporting data; to believe.To theorize or hypothesize.
Example sentence: All action is for the sake of some end; and rules of action, it seems natural to suppose, must take their whole character and color from the end to which they are subservient.