More like RDS.
Relevance Deprivation Syndrome.
"A popular term for the constellation of changes affecting a person who had previously been in a position of power and authority and either retired from the post or was pushed out, resulting in a loss of relevance and importance of his or her opinions and connections with power brokers and decision makers. "
https://www.newmedicalterms.com/classic-medicine-2/psychiatry-psychology/relevance-deprivation-syndrome/
