that is so true. OP, you are perpetuating the cycle by staying. The cycle will never stop unless you stop it. If you do not stop it, it may stop in a way that will be catastrophic for you, all the way up to violent death.

You wrote: " he ended up punching me in my mouth and chipping my tooth"

1) Have you thought of what would come next if you do not leave?

2) Have you seen a dentist and is there anything that can be done to recover the integrity of the tooth?