Angst which is brought about due to one's transgender status and all that goes with it. Typically involves unhappiness with the way the world sees or treats trans people, wistfulness over being trans, or just general pissedoffedness with the trans experience.
Derived from "trans(gender)" + "angst".
Also "trangsty": that which exhibits or causes trangst.
Origin of this word is unknown.
"I'm feeling lots of trangst today. Social Security said they wouldn't change my gender marker without proof of surgery, and on the way out, a guy called me an 'it'."
Watching a beautiful young woman walk by, Lisa was filled with trangst over her male body.
Every other post in his LiveJournal was a trangsty gripefest.