For the longest time I thought Pig Latin was an actual language that they spoke in a part of Europe.
A childhood belief about foreign languages

others believed things like this
- i used to think that the language pig latin was called pig latin because it was used by pigs— kim
- When I was a kid, I thought there was a country where they spoke Pig Latin. — keyboardplayer
- When I was little, I used to think that Latin was wriiten because it wasn't a spoken language!!!— Stupid Gal
- I used to believe that if I spoke with whatever accent a language was in, I was speaking that language...— Renae
- I used to believe that, no matter what language other people spoke, that everyone thought in EnglishAnon
- I used to believe that the whole world spoke the same language- English.Anon