
Maybe it's a lingering bacterial infection
from all those CHILDHOOD toilet swirlies.
The Big Bang Theory Season 2, Episode 10

Perhaps because he had spent
his CHILDHOOD and youth
Money Heist Season 1, Episode 6

So you have CHILDHOOD issues.
The Big Bang Theory Season 3, Episode 7

...while you avoid me
due to unresolved CHILDHOOD issues.
The Big Bang Theory Season 3, Episode 11

I refuse to let him experience
the same CHILDHOOD trauma I did.
The Big Bang Theory Season 1, Episode 16