We told me little brother that the worse swearword was 'bridgewater' & then would stand behind my mum & use it liberally just to upset the little squirt!!! He believed it for years & is now in an institution! OK, so that last bit was a lie!
A childhood belief about swearing

others believed things like this
- I used to think that adam and the ants' stand and deliver was 'stand in your liver'.....— wook
- My older brother once told me that Aussie shampoo was made from kangaroo pee. I avoided using it for years!— Annie
- My older brother told me that everytime you sneezed your lungs would bleed. I believed this until I was 21!— Gem
- When I was a child I used to believe that stand up pianos actually told jokes as well as playing music.— L MAN
- I believed that the breed of dog called Boxer was called that because they could stand up and box.Anon
- I used to believe that the closer it was to Sunday, the worse your sins were.— heathen