“What are the key features of psychodynamic approach?”

This orientation is sometimes called "insight" where you and your therapist make connections between your child, events during it and key relationships from your childhood to current events and who you are today. From this, you explore aspects of your traits and states, evolving and making the changes that are important to you, with your therapist reflecting back to you key points.

See this link...
https://www.simplypsychology.org/psychodynamic.html
or
https://www.goodtherapy.org/learn-about-therapy/types/psychodynamic