I once had this funny moment as a kid when I accidentally said that my mum was neutered instead of sterilized.
A childhood belief about getting pregnant

others believed things like this
- I used to think sterilised humans were referred to as neutered, in the same way as animals.Anon
- We had a male cat that wasn't neutered. I thought his testicles were just the cat version of a butt.— Robyn
- I used to believe that if you accidentally ate grape pips you 'd get appendicitis.— Sue Beach
- My Grandpa told me if I picked my nose I could accidentally pull out my eye. — Jan St. Louis
- I used to believe that people got lead poisoning from being stabbed (accidentally) with pencils.Anon
- When I was little I thought you could get arrested if you accidentally skipped a number while counting.— Hailey