stack
stack
noun
A neat pile of items, often flat, placed one on top of another.
"There was a stack of books on the table."
verb
To arrange items neatly in a pile, one on top of another.
"Please stack the chairs after the meeting."
Thesaurus
Synonyms: pile, heap, batch, mess, slew, quite a little, great deal, mint, mass, raft, pot, passel