Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
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Borat, when supposedly speaking in Kazakh with his partner throughout the film, was actually speaking fluent Hebrew.
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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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Thinking in a foreign language makes decisions more rational.
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The Simpsons are responsible for popularizing the word 'meh'.
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The word 'mortgage' comes from a French law term that means 'death pledge'.
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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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