FaDefinitely - When you're so sure of something, it’s like you're yelling i

When you're so sure of something, it’s like you're yelling it at the top of your lungs and everyone has to listen.

I FaDefinitely know the answer to this question. I don’t need to think.

This movie is FaDefinitely the best one ever. I don’t care what you say.

I FaDefinitely won’t let you beat me in this challenge. Not today.