#1
theorize v. [
speculate, theorise, conjecture, hypothesize, hypothesise, hypothecate, suppose] to believe especially on uncertain or tentative grounds; "Scientists supposed that large dinosaurs lived in swamps"
. wn #2
theorize v. construct a theory about; "Galileo theorized the motion of the stars"
. wn #3
theorize v. form or construct theories; "he thinks and theorizes all day"
. wn