На вовхеде пишут что не стакается:Сообщение от pavvvel
http://www.wow_head.com/forums&topic...fliction-build
Improved fear doesn't stack with ***** of exhaustion. While the added effect to feared targets is optimal when using ***** of agony, I felt that the 2 points with my play style would be a waste, as I often use ***** of exhaustion on any target I wish to kite anyways.
