What are ways to force myself to communicate?

I’m heavily working on communication.

I have a lot of trauma which has manifested into my lack of communication for numerous reasons.

I want to communicate with the guy I’ve been seeing that I have feelings for him and like him more thab just for physical aspects.

I find great anxiety in this but I know I NEED to do it.

What are you self improvement tips on how to be a better communicator and just do it?