Legally you might not be about to kick her out of the house. Just make sure you keep the MBR. Hire a lawyer, file for D, and then it will be up to the courts to decide.
Here is the thing, she might not like to for this, but she will respect you! And without respect you have to chance.
M(53), W(54),D(19) M-23, T-25 Bomb Drop - Dec.23, 2017 Ring and Piecing since March 2018