Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
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In Turkish, the bird we call a Turkey is called "Hindi" ("from India"). In India, it's called "Peru." In Arabic, the bird is called "Greek chicken"; in Greek it's called "French chicken"; and in French it's called "Indian chicken." The bird is indigenous to none of these places.
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The Danish word for condom is 'svangerskabsforebyggendemiddel'.
89
There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
15
In Denmark, "Fart-kontrol" means "Speed check".
9
The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
6