Let's Learn Mizo with a Fun Video Spiderman Saves a Mizo Lady In Distress Many of you may have heard your Mizo friends , especially female friends go "Uiii/Oii" . What does this mean? Well Uii/Oii is an expression used to denote shock, excitement or desperation in the Mizo language. It is like saying "Oh my God!" "Gosh" "Wow" In English. The term is the corruption of the word - "Oi Karei" and "Oi/ui Ha" and have the same connotation as the South Indian "Ayo", Korean "Aigoo" and the Chinese "haiy