stack

to arrange items into a vertical pile

to arrange items in a tidy and orderly pile

to arrange items one on top of another with attention to detail

to put items into a stack for storage

to be arranged in several separate stacks or heaps

to place items in a pile on top of a surface

to place items in a pile leaning on a vertical surface, such as a wall

to place items in a pile inside a container or an enclosed space

used to describe what a place or container is filled with in stacks, e.g., 'a shelf stacked with books'