Fiercely committed to a cause (8)
I believe the answer is:
militant
(Other definitions for militant that I've seen before include "Showing a fighting disposition" , "Bellicose" , "Belligerent" , "In the mood to fight" , "Warring" .)
I believe the answer is:
militant
(Other definitions for militant that I've seen before include "Showing a fighting disposition" , "Bellicose" , "Belligerent" , "In the mood to fight" , "Warring" .)