the same fear of being one with the one true god yahweh,christians call him lord,god,christ,god damnit, they show the grace with happiness and the dissappoint with shame.
Answer 2:
It's called Scrupulosity, although it doesn't end in phobia it is a true phobia. Here is the link to characteristics of this pathology:
http://en.wikipedia.org/wiki/Scrupulosity#Characteristics