phronemophobian 

The fear of thinking

John had phronemophobian about his Mothers upcomming birthday

phronemophobian by Graham Harris November 25, 2003

Phronemophobia 

Noun: the fear of thinking.

Phronemophobe: someone that is afraid to think.

cannot be given as thought would need to be used in order to come up with it and that idea is just too scary!

Phronemophobia by pinkpill December 1, 2004