ostrichitis

ostrich +‎ -itis

ostrichitis (uncountable)

1. (humorous) A policy of keeping one's head in the sand, denying the reality of a problem or threat.
   • 2018, Robert Lyman, Under a Darkening Sky: The American Experience in Nazi Europe: 1939-1941, New York: Pegasus Books, page 41:

     War clouds were on the horizon, but the ostrichitis that had removed the moral compass of many European politicians simultaneously made the rich of Paris pretend that whatever nastiness was occurring elsewhere would never affect them.

• historicist