How To Act If You Are Afraid To Speak Up Against Bullying

I'm afraid to speak up What can I do?

That's very common. Bullying can make you afraid, especially if it comes with threats. It's not good for your self-esteem if you're being called names, being made to feel different or inadequate. The important thing to remember is bullying is wrong. If you speak to people you trust, hopefully the bullying will stop.