The objectives of this research article are to describe the linguistic characteristics employed for nicknaming Lao people who have inhabited in Vientiane, Laos PDR. Interviewing as a data collection method was conducted from sample population, ., 60 Laotians, who were born and have domiciled in Vientiane Prefecture, were grouped into 3 age group as follows: Group 1 aged 41 - 60 years, Group 2 aged 21 - 40 years, and Group 3 aged 1 - 20 years. Each group, containing 20 people, was also divided equally by gender. | Economic city and nicknaming change of Lao people in Vientiane Laos PDR