Card

English: A card is a flat, normally rectangular piece of stiff paper, plastic etc. especially: one of a pack bearing numbers and symbols used in playing a variety of card games, e.g. a post card, a greeting card (Christmas, birthday etc.,) an identification card, a credit card, a business card, an index card, a baseball card or a warning card.

Various

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  A postcard
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  A baseball card
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  A business card
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  A credit card
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  A punch card
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  Playing cards
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  A computer expansion card