Undoing (psychology) - Wikipedia
https://en.wikipedia.org/wiki/Undoing_%28psychology%29
Undoing is a defense mechanism in which a person tries to cancel out or remove an unhealthy, destructive or otherwise threatening thought or action by engaging in contrary behavior. For example, after thinking about being violent with someone, one would then be overly nice or accommodating to them. It is one of several defense mechanisms proposed by the founder of psychoanalysis Sigmund Freud during his career, many of which were later developed further by …
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