Is smug knowing looks a pejorative epithet?

What are some slang words from the 1900s? Is courtesy a French word? What does sweep under the carpet mean? How do you address a Duke? What is a professional manner? What does it mean if someone stands next to you if in the past they have been avoiding you and ignoring you? Je ne comprends pas les gensin what does it mean in English? How do you get rid of a rumor? How many representatives would you need to be present for a qourum? What are bad questions to ask someone you just met? In A Christmas Carol how does Scrooge treat others? What does it mean when someone calls you a biscuit? Who was the first person invented fashion? Is dress code necessary? What is the word in American terminology and british terminology for the person who critisize others and think he is superior to them? How do you say butthead in french? Is Sunday best related to clothes manners or TV programs? What exactly breaking the seal of a girl means? What does Un petit cadeau mean? Why do some men take their wedding ring off and on during meetings?