Normal person: *facepalms* "Teachers adding to the stupidification of their students."
____
McDonalds' Hot Coffee's "Caution: Hot" label, after someone spilt their hot coffee on their lap and successfully sued because their hot coffee had no warning that it was hot.
Occurring unexpectedly or unintentionally after doing something so stupid, careless or negligent that it should have been obvious that you would run into trouble.
The officer stupidentally shot three other officers while trying to stop a pit bull that was attacking them.
Stupidified is the stage you reach after been smoking some weed with a friend. After been taking a couple of hits on the joint you sit there and discuss everything and nothing and you don't know why you said some things.
Shannon: What do you mean?
Bobo: Mean what, I'm not mean, I'm nice
Shannon: You said a helicopter can't land upside down
Bobo: Did I? Why can't it land upside down?
Shannon: I don't know Bobo: What are we talking about, I feel completely stupidified