superego
Superego (noun) means the part of the mind that acts as a self-critical conscience, reflecting the social standards a person has learnt. Example: “Her superego made her feel guilty for breaking even a small rule.”
How to use superego
Learner’s notesIn plain EnglishThe inner voice that judges you by the rules and standards you were taught.
It's a technical term from psychoanalysis rather than everyday conversation.
Fill the gap
Can you complete this real example?
Her _____ made her feel guilty for breaking even a small rule.
Etymology
Superego is built from super plus ego, and was originally written super-ego. It was formed as a calque of the German Über-Ich, itself made from über- meaning 'super' and Ich, meaning 'I' or ego.