Parapraxis [English To The Excess] [Moribund Institute]

Parapraxis - A mistake, such as a slip of the tongue, that reveals a concealed thought or motive.
https://www.dictionary.com/browse/parapraxis
https://www.vocabulary.com/dictionary/parapraxis
https://www.collinsdictionary.com/us/dictionary/english/parapraxis
https://en.wiktionary.org/wiki/parapraxis