I believed till probably about 11 years that the word "hassle" was profanity, from my father's livid use of it at one time. I think I confused it with a similar sounding word.
A childhood belief about swearing

others believed things like this
- i used to think that the word "stupid" was a curse word, ranging in scale right beside the "f" word.Anon
- I fully believed, up until about 6 years old, that the word 'accident' was a noun that meant 'burnt toast'.— Karl Goetz
- In first grade, I thought that if I've never heard of a word before, then it wasn't a word.— Destiny
- I used to think the word fever was just another word for giraff— Marshall m
- I used to believe everything starting with f was a bad word after I learned about the "f-word". — Sarah
- i used to think the word "suck" was a swear wordAnon