Moral objections (8)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
scruples
(Other definitions for scruples that I've seen before include "Doubts stemming from conscience or principles" , "Qualms" , "Feelings of doubt produced by conscience" , "Feelings of doubt arising from conscience" , "Feelings of doubt based on conscience" .)