The technical term for a cat’s hairball is a “bezoar.”
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The word 'mortgage' comes from a French law term that means 'death pledge'.
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The word "listen" contains the same letters as "silent."
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Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
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A group of pugs is called a grumble.
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