| noun | a column of wood or steel or concrete that is driven into the ground to provide support for a structure |
| verb | arrange in stacks “heap firewood around the fireplace” |
| verb | press tightly together or cram “The crowd packed the auditorium” |
| verb | place or lay as if in a pile “The teacher piled work on the students until the parents protested” |
| stack | noun | an orderly pile |
| stacker | noun | a laborer who builds up a stack or pile |
| pile | noun | a collection of objects laid on top of each other |
| heap | noun | a collection of objects laid on top of each other |
| throng | noun | a large gathering of people |
| mob | noun | a disorderly crowd of people |