self-analysis 
noun [mass noun]
The analysis of oneself, in particular one’s motives and character: her obsession with introspection and self-analysis...
- He later recognized that self-analysis should be replaced by a training analysis conducted by another person.
- If you find that you cannot get along with doctors, it is advised that you do some self-analysis to understand the reason.
- We need to spot when self-analysis turns into rumination and gain skills for controlling it.
