The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
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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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In Denmark, "Fart-kontrol" means "Speed check".
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Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
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'⸮' is a punctuation mark that was first proposed in the 1580s to denote sarcasm or irony.
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