stack

As nouns the difference between stack and stackyard

is that stack is floor, storey while stackyard is a farmyard in which stacks of hay etc are stored.

As nouns the difference between stack and multiplay

is that stack is floor, storey while multiplay is (video games) the ability of more than one player to participate in a game at the same time (especially by means of a network).

As an adjective multiplay is

describing a cd player (or similar) that can be preloaded with a stack of cds.

As a noun stack

is floor, storey.

As an adjective pushdown is

(computing) describing a stack in which items are removed in a lifo manner from the end at which they were added.

As nouns the difference between stack and supercalender

is that stack is floor, storey while supercalender is a stack of calenders consisting of alternating steel and fiber-covered rolls through which paper is passed to increase its density, smoothness and gloss.

As a verb supercalender is

to pass (paper) through a supercalender.

As verbs the difference between stack and restack

is that stack is to arrange in a stack, or to add to an existing stack while restack is to stack again.

As a noun stack

is A pile.