I used to believe that testicles were called tenticles
A childhood belief about general

others believed things like this
- I used to think jelly came from jellyfish's tenticles— Rachey b
- I used to think pee was in your testicles.— R.G.
- When I was young I used to think my testicles held the pee!Anon
- I used to think that 'testicles' was the word for the arms of a squid or an octopus. — Emily
- I used to confuse tentacles and testicles when I was younger. It was funny— Chelsea
- We had a male cat that wasn't neutered. I thought his testicles were just the cat version of a butt.— Robyn