To disentangle oneself means to extricate oneself from a complex or difficult situation, relationship, or problem. It involves freeing oneself from entanglements or complications.
to find oneself
to bathe oneself
exposing oneself to prosecution
from which one cannot extricate oneself.
For others, not oneself
Blaming oneself for something.
It means: to cut oneself.
To behave or conduct (oneself) in a given manner,
no
It means completely preoccupied with oneself.
Making oneself the centre of attention