Nouns

(n)stackan orderly pile
(n)batch, deal, flock, good deal, great deal, hatful, heap, lot, mass, mess, mickle, mint, mountain, muckle, passel, peck, pile, plenty, pot, quite a little, raft, sight, slew, spate, stack, tidy sum, wad(often followed by ‘of’) a large number or amount or extent“a batch of letters”, “a deal of trouble”, “a lot of money”, “he made a mint on the stock market”, “see the rest of the winners in our huge passel of photos”, “it must have cost plenty”, “a slew of journalists”, “a wad of money”
(n)push-down list, push-down stack, stacka list in which the next item to be removed is the item most recently stored (LIFO)
(n)smokestack, stacka large tall chimney through which combustion gases and smoke can be evacuated
(n)push-down storage, push-down store, stacka storage device that handles data so that the next item to be retrieved is the item most recently stored (LIFO)

Verbs

(v)stackload or cover with stacks“stack a truck with boxes”
(v)stack, pile, heaparrange in stacks“heap firewood around the fireplace”, “stack your books up on the shelves”
(v)stackarrange the order of so as to increase one's winning chances“stack the deck of cards”