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card – n. a small piece of thick paper
ritual – n. a kind of ceremony that is performed in the same way
customer – n. someone who buys goods or services from someone else
ice-breaking – adj. something that puts people at ease
stamping – n. the process of pressing a sign onto a paper or letter meaning with a device, meaning it is approved or ready to be sent to someone
seal – n. a piece of lead or other material with an individual design on it, placed on a document to show that it has come from the person who claims to have sent it
