Angst

Angst is the fear of our own incapacity for peace.

Teenage angst is a part of life.

Yanni was fourteen and was in the throes of teenage angst.

Tom's anger and angst is slowly destroying him.

Don't angst out about something being hard.

I've begun to regret that we'd ever met / Between the dimensions. / It gets such a strain to pretend that the change / Is anything but cheap. / With your infant pique and your angst pretensions / Sometimes you act like such a creep.

Harry's adolescence is theatrical and gaudy, and many of its key scenes have a lurid and camp quality that is appropriate to the exaggerated mood-shifting and self-dramatizing of teen angst.

General: a story with a general theme. It is neither romance or angst but may incorporate elements of all other genres.

Fans prefer fluff to other types of fic. But angst (dramatic stories where characters have a wide range of emotions, including ... angsty ones) comes in a close second.

There are plots that take off from the discovery of another characters' letters or diaries (e.g., CarolB's “First Attachment," an angst fanfic in which Marianne Dashwood discovers Colonel Brandon's diary related to his youthful relationship with Eliza)