In an Islamic country, sitting in a way that shows the soles of your feet is insulting. Writing a person's name in red ink in Korea is bad luck. Also in Korea, it is rude to place anything, even papers, on the desk of an executive you are visiting ... In the United States and other countries, a circle formed by the thumb and forefinger signals approval, but in certain Latin and Arab countries, this is an impolite gesture. 8. There are TWO words that are close in meaning to the word rude. Circle them.​