I told my younger sister that "flipping heck" was a swear word. She believed me and never said it again.
A childhood belief about swearing

others believed things like this
- i used to think the word "suck" was a swear wordAnon
- I used to believe that bizarre was a swear word.Anon
- I used to believe that “shut up” was a swear word.Anon
- i used to believe that if you said a swear word you would turn into the opposite sex the next day— jess
- My cousin used to think that "body" was a swear word.— Jordan
- I use to think that flipping people off meant "hi".— kat