ochakosupremecy - Ochakosupremecy. That's it. That's the definition. It's when

Ochakosupremecy. That's it. That's the definition. It's when you act like you're the best at everything, even when you're clearly not.

She said she's the best at math. I saw her do 2+2 and got it wrong.

He said he's the best dancer. He tripped over his own feet.

They said they're the best at basketball. They missed every shot.