mislore

From Middle English mislore, from Old English mislār (“ill teaching, evil suggestion”), equivalent to mis- +‎ lore.

mislore (uncountable)

1. Evil teaching or counsel; wrong or false teaching; misinformation.
   • 1898, William Marshall, Aarbert:

     Then if both we and such as we will Rome-shape Our own mislore, the whole great world of Christians In oneness with the headship of Rome's Pontiff, May, with a crushing force against outsiders, Await with him in joy Christ's second coming.

   • 2010, Lewis Grassic Gibbon, Smeddum: A Lewis Grassic Gibbon Anthology:

     Sometimes, drowning away from his own eyes all glory in his achievement, must have come memory of his mistreatment of the Pinzons, knowledge that though he had found new lands by the chances of luck and mislore he had still no notion what lands they were.

• misteaching