What's the difference between everyone and everybody?
What's the difference between noone and nobody?
What's the difference between anyone and anybody?
What's the difference between someone and somebody?
But my teacher told me that there is a slight difference, and I didn't understand what it is.
In formal language -one is more common, but in informal use it doesn't matter.
Yah i think so. There's hardly any difference between them.Even if there is, i think it doesn't seriously matter. Just be careful that there a space between "no" and "one", not "noone".