Freud named the three parts of the mind the id, the superego and the:

1. Freud divided the mind into three interacting structures. 2. He called them the id, ego, and superego. 3. The ego sits between the other two. 4. Self, trait and type belong to later theories of personality. _Source: OpenStax Psychology 2e (CC BY 4.0), Ch 11 'Personality', sections 11.1-11.9_