Dumify
To make something more confusing, less interesting, or stupider than it should be.
Our teacher sucks, she just reads the presentations and will dumify the lecture if you ask questions.
Mrs. Figgit always has to dumify science for me.
Mrs. Figgit always has to dumify science for me.
dumified
to have been made dumb and confounded by the dumbness
That just dumified me even more.