Urdu and Hindi speakers will agree that a lot of human body parts are mentioned in everyday English conversation without too much embarrassment from any of the parties. The situation is not quite the same amongst us. I am going to ask all of our Urdu, Hindi friends to kindly participate in this thread and come up with a suitable translation in Urdu or Hindi which one could use for the underlined words. The baby's nappy is dirty. Please change his/her nappy and clean his/her bottom. In the recent snowy weather, he fell on his backside and bruised it. If you don't shut up, I am going to kick your arse/ass! Nurse to an elderly patient: Lift your bottom up so that I can place a cushion under it. I am not looking for "high register" or "medical" terminology. Just plain everyday language, if possible.