factsolutely
A fancy way of saying you're right and everyone else is wrong, like when you're right and they're wrong and they're too stupid to realize it.
You said the game was fun. Factsolutely, it was the funnest game ever. You're just a boring person.
He said I was wrong. Factsolutely, I was right. And he's still wrong, and he's still stupid.
She said I was messy. Factsolutely, I was messy. And I'm still messy, and I'm still proud.