Related Clues:
- Philosophers' subject
- Subfield of philosophy
- Start to educate Catholic in the present moral code
- Business school subject
- Tweet quite out of order -- women ignored acceptable behaviour
- Press release mad to back official rules
- Passenger on vacation books train up for convention
- Approved procedure
- It's the custom for most of troops to reassemble in front of column
- Branch of philosophy, hard one for unorthodox sect to grasp
- Professional army officer keeping to correct procedure
- Moral code that could be his, etc
- Etiquette image promoter introduces to senior officer
- Set of diplomatic customs
- Losing head, ditches new rules of behaviour