Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
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The word 'mortgage' comes from a French law term that means 'death pledge'.
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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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Floccinaucinihilipilification, the declaration of an item being useless, is the longest non-medical term in the English language.
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TYPEWRITER is the longest word that can be made using the letters only on one row of the keyboard.
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The Danish word for condom is 'svangerskabsforebyggendemiddel'.
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The word "gorilla" comes from a Greek word that means "a tribe of hairy women".
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The equivalents of the English saying "That's Greek to me" are "This appears to be Spanish" (German), "This is Chinese to me" (Dutch), "It's German to me" (Philippines), "It's Hebrew" (Finnish), "It's Chinese to me" (Hebrew), "Sounds like Mars language/These are chicken intestines" (China).
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