Vehement in temper (6)
I believe the answer is:
fierce
(Other definitions for fierce that I've seen before include "Vehement, furious" , "Vicious" , "Violent in manner or action" , "Unpleasantly extreme, not gentle" , "Barbarous" .)
I believe the answer is:
fierce
(Other definitions for fierce that I've seen before include "Vehement, furious" , "Vicious" , "Violent in manner or action" , "Unpleasantly extreme, not gentle" , "Barbarous" .)