Rawr

In the way of the dinosaurs, it means "I love you."
But in the way of the humans, it is an annoying word to piss people off very much.

The dinos.
Dino 1:rawr
Dino 2:rawr too

The humans.
Person 1:rawr
Person 2:Ughhh I'm gonna kill you cuz your sooo annoying!!