Translation of laquear

for a minute I blamed the burger that I had eaten at the duty free back in Cancun, but thinking a little further I recalled eating street food the night earlier, as it was Mexican independence day.
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.
He was hysterical, he got married two weeks earlier and already has lost his first wedding ring. How embarrassing is that? In addition, everybody on the ship heard it so that it was even more embarrassing.