Source of contention (5)

I believe the answer is:
issue
(Other definitions for issue that I've seen before include "One's offspring" , "Difficulty" , "Question in dispute to be settled" , "Point under discussion" , "Important question" .)
I believe the answer is:
issue
(Other definitions for issue that I've seen before include "One's offspring" , "Difficulty" , "Question in dispute to be settled" , "Point under discussion" , "Important question" .)