What is etementaki?

Who started the saying 'OMG'? When to use Mon in french? What does the expression thumb up your nose mean? What does un fauteuil mean in English? What does sweep under the carpet mean? What is a word for not meeting someone's standards? What does the abbreviation MP stand for? What is the appropriate way to sit down when wearing a skirt? Does a semi formal letter have a letter heading? What do you call a very friendly person? How to Hello how are you in Chinese? What is the Avec toute mon Amitié? What is the proper salutation for a barrister? Can you go and do likewise? How do you say hi goodbye and thank you in Chinese? What is the Cajun phrase for my friend? How do people greet each other in the amazon? How to walk in high heels? Who would you seek guidance from in this instance? Why are younger siblings so so super dumb and anoying?