Catharsis is the act of purging stress and tension. Most commonly used in psychiatric diagnosis, it is also demonstrated to absolute effect in the movie The Purge.
Intersectionality is the nebulous web of privilege and discrimination that is the crux of social justice/injustice, and protoculture is the passing of behaviors from one generation to the next among non-human primates
A Cloak of Shadows that causes mushrooms to grow in its own shadow. A crouching theif might find himself in a ring of poisonous toadstools, an interesting thing for a sentry to find after the thief has left hiding place.