There are different solitaire game types, depending on whether all cards are visible at the start or not (closed games, half-open games, open games). These are of course all played with one or multiple decks of playing cards, but there are also other commonalities between certain games. Over 500 different solitaire variants exist. We have definitions for the most common terms on our solitaire terminology page.
There are multiple specific terms that are used in texts about solitaire, such as stock, waste pile, tableau, foundations and more.
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