(v5s, vt)to put in disorder; to mess up; to disturb; to scatter about
ボブは酷く取り乱していて、現実と虚構の区別がほとんど出来なかった。 Bob was so beside himself that he could scarcely tell fact from fiction.
(v5s, vi)to be upset; to lose one's composure; to lose self-control; to go to pieces; to be shaken up; to break down; to be flustered; to blow one's cool