Room rot

They are derived from staying in self-isolation in your room for too long. Common among gamers, who remain in their rooms for long periods of time without leaving to experience human contact. Therefore, they suffer from brain rot by being with themselves for so long.

"Have you seen Bill today?"

"Of course, not he's got room rot, haven't seen him for weeks."

Cock rot

Term for when the cock is stinky and cracked

George has cock rot I think he should get it checked out

Let It Rot

A weird trend in China where the youth do a sort of plank and lay like that for a while.

There is a new trend called “Let it Rot.”

damn rot

extreme expression of disappointment and frustration as in when you forget something important or wreck something.

you forget to pick something important up, and now you have to go back and get it when you don't really have the time so you say:
"Damn rot!!!!!!
I forgot to get the milk for the cereal!"