Maybe it's a lingering bacterial INFECTION
from all those childhood toilet swirlies.
The Big Bang Theory Season 2, Episode 10
In the good way,
not the urinary tract INFECTION way.
The Big Bang Theory Season 6, Episode 2
Now I wonder what kind of INFECTION
you'll come home with.
The Big Bang Theory Season 10, Episode 13
No INFECTION. Good.
Money Heist Season 1, Episode 8
And snoring.
And that's probably just a sinus INFECTION.
The Big Bang Theory Season 1, Episode 2