Translation of Übergewicht

Yesterday, I heard a very good example to explain my point: On their journey more than ten years ago, the presidential couple Mr. and Mrs. Clinton visited Egypt. They were welcomed by the president.
The belief of somebody that a race or a group of people to which he belongs is superior to another. Even though the word itself stems from the word 'race', its meaning must be generalized.
We landed at the same airport were we have started our trip three weeks earlier (before continuing to Cambodia), however this time we would stay for two days in the city. We were back in SE Asia.