it’s time to face it and tell him again we’ve had enough.
do you have a plan for what happens next?
you are correct that he can drink if he wants.
but that is no way for the rest of you to live. with a ranting drunk, controlling, frightening and dominating everyone. awful environment for a child who doesn't have the skills needed to survive intact.....
you have a right to live your life as you see fit...and i'm sure THIS is not it!