1) A person who fears questions about their religion.
2) A person who goes to extreme lengths to avoid questions that would cast their theological ideas in a negative light.
3) Any person or persons who avoids confrontation about their beliefs, be it religious or not, due to fear of negative perceptions.
"That presidential candidate is being maldequisit."
"You are a maldequisit. We try to talk to you about religion and you completely run away from the subject."
"It was quite maldequisit how you can ask me about my religion, but as soon as I ask about yours you ignore me."