What are some adjectives to describe pie?

A "pie" is "une tarte" (fem.) when there is no layer of dough on top, just under it.

It is called "une tourte" (fem.) when it is covered with a layer of dough.

A "quiche" (fem.) is a kind of savory "tarte", with a mixture of beaten eggs, milk or cream, onions or leaks or Swiss chard, bacon and cheese.