There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
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Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
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The word 'mortgage' comes from a French law term that means 'death pledge'.
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In Denmark, "Fart-kontrol" means "Speed check".
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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Shakespeare invented over 1,700 words that we use today.
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