Related Clues:
- Well-mannered
- Machine gun's debut war
- Like some liberties
- Like some suits or servants
- __ service
- Type of servant or engineer
- __ union: same-sex relationship status
- Not at all boorish
- With 55-across, clue to the remaining three words of the mystery phrase
- Showing good manners
- Saying 'Please' and 'How do you do?,' say
- Wary of curses?
- Polite to the state
- Of courteous manners
- Polite and non-military