unknow

un- +‎ know

unknow (third-person singular simple present unknows, present participle unknowing, simple past unknew, past participle unknown)

1. To undo the process of knowing, to lose knowledge of something.
   • 2004, William Joseph Jackson, Heaven's fractal net: retrieving lost visions in the humanities: Volume 1, page 205:

     To awaken the conscious self to the principle of the whole or Tao one needs to forget oneself, so that in knowing one unknows.

   • 2023 February 3, Roxane Gay, “My Co-Worker’s Baby Photo Gallery Put Me Over the Edge”, in The New York Times‎, →ISSN:

     You clearly care about this employee’s well-being and want to be supportive. Even though you can’t unknow what you saw on TikTok, this is not your problem to solve.