A combination of: frustrated, upset, mad, angst, annoyed, and sad. A simpler way of expressing a complicated combination of emotions. Emotional overload.
After a longweek of work, graduate classes, the breakup and a fight with her neighbor, she felt flubberbusted.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.